diff --git a/.generator/schemas/v2/openapi.yaml b/.generator/schemas/v2/openapi.yaml
index d8f50ea93052..06d25d8d70b2 100644
--- a/.generator/schemas/v2/openapi.yaml
+++ b/.generator/schemas/v2/openapi.yaml
@@ -100798,6 +100798,208 @@ components:
       required:
         - type
       type: object
+    SeverityModifierRuleAction:
+      description: |-
+        The action to take when a severity modifier rule matches a finding. This is a discriminated union on `type`: `set` assigns a fixed severity, while `shift` moves the severity up or down by one rank.
+
+        A severity modifier rule's `rule.query` must not filter on `@severity` or on the `@severity_details.user_adjusted.*` namespace; use `@severity_details.adjusted.value` to filter on the Datadog-adjusted severity instead.
+      discriminator:
+        mapping:
+          set: "#/components/schemas/SeverityModifierRuleSetAction"
+          shift: "#/components/schemas/SeverityModifierRuleShiftAction"
+        propertyName: type
+      oneOf:
+        - $ref: "#/components/schemas/SeverityModifierRuleSetAction"
+        - $ref: "#/components/schemas/SeverityModifierRuleShiftAction"
+    SeverityModifierRuleAttributesCreate:
+      description: Attributes for creating or updating a severity modifier rule.
+      properties:
+        action:
+          $ref: "#/components/schemas/SeverityModifierRuleAction"
+        enabled:
+          description: Whether the severity modifier rule is enabled.
+          example: true
+          type: boolean
+        name:
+          description: The name of the severity modifier rule.
+          example: "Downgrade misconfigurations in dev"
+          maxLength: 255
+          minLength: 1
+          type: string
+        rule:
+          $ref: "#/components/schemas/AutomationRuleScope"
+      required:
+        - name
+        - rule
+        - action
+      type: object
+    SeverityModifierRuleAttributesResponse:
+      description: Attributes of a severity modifier rule as returned by the API.
+      properties:
+        action:
+          $ref: "#/components/schemas/SeverityModifierRuleAction"
+        created_at:
+          description: The Unix timestamp in milliseconds when the rule was created.
+          example: 1722439510282
+          format: int64
+          type: integer
+        created_by:
+          $ref: "#/components/schemas/AutomationRuleCreatedBy"
+        enabled:
+          description: Whether the severity modifier rule is enabled.
+          example: true
+          type: boolean
+        modified_at:
+          description: The Unix timestamp in milliseconds when the rule was last modified.
+          example: 1722439510282
+          format: int64
+          type: integer
+        modified_by:
+          $ref: "#/components/schemas/AutomationRuleModifiedBy"
+        name:
+          description: The name of the severity modifier rule.
+          example: "Downgrade misconfigurations in dev"
+          maxLength: 255
+          minLength: 1
+          type: string
+        rule:
+          $ref: "#/components/schemas/AutomationRuleScope"
+      required:
+        - name
+        - enabled
+        - rule
+        - action
+        - created_at
+        - created_by
+        - modified_at
+        - modified_by
+      type: object
+    SeverityModifierRuleCreateRequest:
+      description: The body of a severity modifier rule create request.
+      properties:
+        data:
+          $ref: "#/components/schemas/SeverityModifierRuleDataCreate"
+      required:
+        - data
+      type: object
+    SeverityModifierRuleDataCreate:
+      description: The data object for a severity modifier rule create or update request.
+      properties:
+        attributes:
+          $ref: "#/components/schemas/SeverityModifierRuleAttributesCreate"
+        type:
+          $ref: "#/components/schemas/SeverityModifierRuleType"
+      required:
+        - type
+        - attributes
+      type: object
+    SeverityModifierRuleDataResponse:
+      description: The data object for a severity modifier rule as returned by the API.
+      properties:
+        attributes:
+          $ref: "#/components/schemas/SeverityModifierRuleAttributesResponse"
+        id:
+          description: The ID of the severity modifier rule.
+          example: "00000000-0000-0000-0000-000000000000"
+          format: uuid
+          type: string
+        type:
+          $ref: "#/components/schemas/SeverityModifierRuleType"
+      required:
+        - id
+        - type
+        - attributes
+      type: object
+    SeverityModifierRuleResponse:
+      description: A single severity modifier rule response.
+      properties:
+        data:
+          $ref: "#/components/schemas/SeverityModifierRuleDataResponse"
+      required:
+        - data
+      type: object
+    SeverityModifierRuleSetAction:
+      description: Sets matched findings to a fixed severity.
+      properties:
+        description:
+          description: An optional free-form explanation for the severity change.
+          example: "Lower severity for dev environment noise"
+          maxLength: 20000
+          type: string
+        severity:
+          $ref: "#/components/schemas/SeverityModifierSeverity"
+        type:
+          $ref: "#/components/schemas/SeverityModifierRuleSetActionType"
+      required:
+        - type
+        - severity
+      type: object
+    SeverityModifierRuleSetActionType:
+      description: The type of a severity modifier rule action that sets a fixed severity.
+      enum:
+        - set
+      example: set
+      type: string
+      x-enum-varnames:
+        - SET
+    SeverityModifierRuleShiftAction:
+      description: Shifts matched findings up or down by one severity rank.
+      properties:
+        description:
+          description: An optional free-form explanation for the severity change.
+          example: "Lower severity for dev environment noise"
+          maxLength: 20000
+          type: string
+        severity_delta:
+          $ref: "#/components/schemas/SeverityModifierSeverityDelta"
+        type:
+          $ref: "#/components/schemas/SeverityModifierRuleShiftActionType"
+      required:
+        - type
+        - severity_delta
+      type: object
+    SeverityModifierRuleShiftActionType:
+      description: The type of a severity modifier rule action that shifts the severity by one rank.
+      enum:
+        - shift
+      example: shift
+      type: string
+      x-enum-varnames:
+        - SHIFT
+    SeverityModifierRuleType:
+      description: The JSON:API type for severity modifier rules.
+      enum:
+        - severity_modifier_rules
+      example: severity_modifier_rules
+      type: string
+      x-enum-varnames:
+        - SEVERITY_MODIFIER_RULES
+    SeverityModifierSeverity:
+      description: The severity to assign to matched findings. `info_none` is not supported for the `iac_misconfiguration`, `runtime_code_vulnerability`, `secret`, or `static_code_vulnerability` finding types.
+      enum:
+        - info_none
+        - low
+        - medium
+        - high
+        - critical
+      example: low
+      type: string
+      x-enum-varnames:
+        - INFO_NONE
+        - LOW
+        - MEDIUM
+        - HIGH
+        - CRITICAL
+    SeverityModifierSeverityDelta:
+      description: The direction in which to shift the severity of matched findings by one rank.
+      enum:
+        - up_one
+        - down_one
+      example: up_one
+      type: string
+      x-enum-varnames:
+        - UP_ONE
+        - DOWN_ONE
     SharedDashboardGlobalTime:
       additionalProperties: {}
       description: Default time range configuration for the shared dashboard.
@@ -185952,6 +186154,196 @@ paths:
       x-unstable: |-
         **Note**: This endpoint is in Preview and is subject to change.
         If you have any feedback, contact [Datadog support](https://docs.datadoghq.com/help/).
+  /api/v2/security/findings/automation/severity_modifier_rules:
+    post:
+      description: Create a new severity modifier rule for the current organization.
+      operationId: CreateSecurityFindingsAutomationSeverityModifierRule
+      requestBody:
+        content:
+          application/json:
+            examples:
+              default:
+                value:
+                  data:
+                    attributes:
+                      action:
+                        description: "Lower severity for dev environment noise"
+                        severity: low
+                        type: set
+                      enabled: true
+                      name: "Downgrade misconfigurations in dev"
+                      rule:
+                        finding_types:
+                          - misconfiguration
+                        query: "env:dev"
+                    type: severity_modifier_rules
+            schema:
+              $ref: "#/components/schemas/SeverityModifierRuleCreateRequest"
+        required: true
+      responses:
+        "201":
+          content:
+            application/json:
+              examples:
+                default:
+                  value:
+                    data:
+                      attributes:
+                        action:
+                          description: "Lower severity for dev environment noise"
+                          severity: low
+                          type: set
+                        created_at: 1722439510282
+                        created_by:
+                          id: "00000000-0000-0000-0000-000000000000"
+                          name: "Jane Doe"
+                          type: user
+                        enabled: true
+                        modified_at: 1722439510282
+                        modified_by:
+                          id: "00000000-0000-0000-0000-000000000000"
+                          name: "Jane Doe"
+                          type: user
+                        name: "Downgrade misconfigurations in dev"
+                        rule:
+                          finding_types:
+                            - misconfiguration
+                          query: "env:dev"
+                      id: "00000000-0000-0000-0000-000000000000"
+                      type: severity_modifier_rules
+              schema:
+                $ref: "#/components/schemas/SeverityModifierRuleResponse"
+          description: Successfully created the severity modifier rule
+        "400":
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/JSONAPIErrorResponse"
+          description: Bad Request
+        "403":
+          $ref: "#/components/responses/ForbiddenResponse"
+        "422":
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/JSONAPIErrorResponse"
+          description: Unprocessable Entity
+        "429":
+          $ref: "#/components/responses/TooManyRequestsResponse"
+      security:
+        - apiKeyAuth: []
+          appKeyAuth: []
+      summary: Create a severity modifier rule
+      tags:
+        - Security Monitoring
+      x-codegen-request-body-name: body
+      x-permission:
+        operator: OR
+        permissions:
+          - security_pipelines_write
+      x-unstable: |-
+        **Note**: This endpoint is in Preview and is subject to change.
+        If you have any feedback, contact [Datadog support](https://docs.datadoghq.com/help/).
+  /api/v2/security/findings/automation/severity_modifier_rules/{rule_id}:
+    delete:
+      description: Delete an existing severity modifier rule by ID.
+      operationId: DeleteSecurityFindingsAutomationSeverityModifierRule
+      parameters:
+        - description: The ID of the severity modifier rule.
+          in: path
+          name: rule_id
+          required: true
+          schema:
+            example: "00000000-0000-0000-0000-000000000000"
+            format: uuid
+            type: string
+      responses:
+        "204":
+          description: "Rule successfully deleted."
+        "403":
+          $ref: "#/components/responses/ForbiddenResponse"
+        "404":
+          $ref: "#/components/responses/NotFoundResponse"
+        "429":
+          $ref: "#/components/responses/TooManyRequestsResponse"
+      security:
+        - apiKeyAuth: []
+          appKeyAuth: []
+      summary: Delete a severity modifier rule
+      tags:
+        - Security Monitoring
+      x-permission:
+        operator: OR
+        permissions:
+          - security_pipelines_write
+      x-unstable: |-
+        **Note**: This endpoint is in Preview and is subject to change.
+        If you have any feedback, contact [Datadog support](https://docs.datadoghq.com/help/).
+    get:
+      description: Get the details of a severity modifier rule by ID.
+      operationId: GetSecurityFindingsAutomationSeverityModifierRule
+      parameters:
+        - description: The ID of the severity modifier rule.
+          in: path
+          name: rule_id
+          required: true
+          schema:
+            example: "00000000-0000-0000-0000-000000000000"
+            format: uuid
+            type: string
+      responses:
+        "200":
+          content:
+            application/json:
+              examples:
+                default:
+                  value:
+                    data:
+                      attributes:
+                        action:
+                          description: "Lower severity for dev environment noise"
+                          severity: low
+                          type: set
+                        created_at: 1722439510282
+                        created_by:
+                          id: "00000000-0000-0000-0000-000000000000"
+                          name: "Jane Doe"
+                          type: user
+                        enabled: true
+                        modified_at: 1722439510282
+                        modified_by:
+                          id: "00000000-0000-0000-0000-000000000000"
+                          name: "Jane Doe"
+                          type: user
+                        name: "Downgrade misconfigurations in dev"
+                        rule:
+                          finding_types:
+                            - misconfiguration
+                          query: "env:dev"
+                      id: "00000000-0000-0000-0000-000000000000"
+                      type: severity_modifier_rules
+              schema:
+                $ref: "#/components/schemas/SeverityModifierRuleResponse"
+          description: Successfully retrieved the severity modifier rule
+        "403":
+          $ref: "#/components/responses/ForbiddenResponse"
+        "404":
+          $ref: "#/components/responses/NotFoundResponse"
+        "429":
+          $ref: "#/components/responses/TooManyRequestsResponse"
+      security:
+        - apiKeyAuth: []
+          appKeyAuth: []
+      summary: Get a severity modifier rule
+      tags:
+        - Security Monitoring
+      x-permission:
+        operator: OR
+        permissions:
+          - security_pipelines_read
+      x-unstable: |-
+        **Note**: This endpoint is in Preview and is subject to change.
+        If you have any feedback, contact [Datadog support](https://docs.datadoghq.com/help/).
   /api/v2/security/findings/automation/ticket_creation_rules:
     get:
       description: Get all ticket creation rules for the current organization.
diff --git a/cassettes/features/v2/security_monitoring/Delete-a-severity-modifier-rule-returns-Rule-successfully-deleted-response.frozen b/cassettes/features/v2/security_monitoring/Delete-a-severity-modifier-rule-returns-Rule-successfully-deleted-response.frozen
new file mode 100644
index 000000000000..5812a38a0479
--- /dev/null
+++ b/cassettes/features/v2/security_monitoring/Delete-a-severity-modifier-rule-returns-Rule-successfully-deleted-response.frozen
@@ -0,0 +1 @@
+2026-08-03T09:17:25.445Z
\ No newline at end of file
diff --git a/cassettes/features/v2/security_monitoring/Delete-a-severity-modifier-rule-returns-Rule-successfully-deleted-response.yml b/cassettes/features/v2/security_monitoring/Delete-a-severity-modifier-rule-returns-Rule-successfully-deleted-response.yml
new file mode 100644
index 000000000000..676d018856b4
--- /dev/null
+++ b/cassettes/features/v2/security_monitoring/Delete-a-severity-modifier-rule-returns-Rule-successfully-deleted-response.yml
@@ -0,0 +1,61 @@
+http_interactions:
+- recorded_at: Mon, 03 Aug 2026 09:17:25 GMT
+  request:
+    body:
+      encoding: UTF-8
+      string: '{"data":{"attributes":{"action":{"severity":"low","type":"set"},"enabled":true,"name":"Test-Delete_a_severity_modifier_rule_returns_Rule_successfully_deleted_response-1785748645","rule":{"finding_types":["misconfiguration"],"query":"env:staging"}},"type":"severity_modifier_rules"}}'
+    headers:
+      Accept:
+      - application/json
+      Content-Type:
+      - application/json
+    method: POST
+    uri: https://api.datadoghq.com/api/v2/security/findings/automation/severity_modifier_rules
+  response:
+    body:
+      encoding: UTF-8
+      string: '{"data":{"id":"ec796c54-ec53-4b2f-bb14-36d4b224f92c","type":"severity_modifier_rules","attributes":{"action":{"type":"set","severity":"low"},"created_at":1785748647705,"created_by":{"type":"user","id":"9919ec9b-ebc7-49ee-8dc8-03626e717cca","name":"CI
+        Account"},"enabled":true,"modified_at":1785748647705,"modified_by":{"type":"user","id":"9919ec9b-ebc7-49ee-8dc8-03626e717cca","name":"CI
+        Account"},"name":"Test-Delete_a_severity_modifier_rule_returns_Rule_successfully_deleted_response-1785748645","rule":{"finding_types":["misconfiguration"],"query":"env:staging"}}}}'
+    headers:
+      Content-Type:
+      - application/vnd.api+json
+    status:
+      code: 201
+      message: Created
+- recorded_at: Mon, 03 Aug 2026 09:17:25 GMT
+  request:
+    body: null
+    headers:
+      Accept:
+      - '*/*'
+    method: DELETE
+    uri: https://api.datadoghq.com/api/v2/security/findings/automation/severity_modifier_rules/ec796c54-ec53-4b2f-bb14-36d4b224f92c
+  response:
+    body:
+      encoding: UTF-8
+      string: ''
+    headers: {}
+    status:
+      code: 204
+      message: No Content
+- recorded_at: Mon, 03 Aug 2026 09:17:25 GMT
+  request:
+    body: null
+    headers:
+      Accept:
+      - '*/*'
+    method: DELETE
+    uri: https://api.datadoghq.com/api/v2/security/findings/automation/severity_modifier_rules/ec796c54-ec53-4b2f-bb14-36d4b224f92c
+  response:
+    body:
+      encoding: UTF-8
+      string: '{"errors":[{"status":"404","title":"Not Found","detail":"rule does
+        not exist"}]}'
+    headers:
+      Content-Type:
+      - application/vnd.api+json
+    status:
+      code: 404
+      message: Not Found
+recorded_with: VCR 6.0.0
diff --git a/cassettes/features/v2/security_monitoring/Get-a-severity-modifier-rule-returns-Successfully-retrieved-the-severity-modifier-rule-response.frozen b/cassettes/features/v2/security_monitoring/Get-a-severity-modifier-rule-returns-Successfully-retrieved-the-severity-modifier-rule-response.frozen
new file mode 100644
index 000000000000..87000b7fb8d9
--- /dev/null
+++ b/cassettes/features/v2/security_monitoring/Get-a-severity-modifier-rule-returns-Successfully-retrieved-the-severity-modifier-rule-response.frozen
@@ -0,0 +1 @@
+2026-08-03T09:17:28.616Z
\ No newline at end of file
diff --git a/cassettes/features/v2/security_monitoring/Get-a-severity-modifier-rule-returns-Successfully-retrieved-the-severity-modifier-rule-response.yml b/cassettes/features/v2/security_monitoring/Get-a-severity-modifier-rule-returns-Successfully-retrieved-the-severity-modifier-rule-response.yml
new file mode 100644
index 000000000000..e7c77c61e37b
--- /dev/null
+++ b/cassettes/features/v2/security_monitoring/Get-a-severity-modifier-rule-returns-Successfully-retrieved-the-severity-modifier-rule-response.yml
@@ -0,0 +1,62 @@
+http_interactions:
+- recorded_at: Mon, 03 Aug 2026 09:17:28 GMT
+  request:
+    body:
+      encoding: UTF-8
+      string: '{"data":{"attributes":{"action":{"severity":"low","type":"set"},"enabled":true,"name":"Test-Get_a_severity_modifier_rule_returns_Successfully_retrieved_the_severity_modifier_rule_response-1785748648","rule":{"finding_types":["misconfiguration"],"query":"env:staging"}},"type":"severity_modifier_rules"}}'
+    headers:
+      Accept:
+      - application/json
+      Content-Type:
+      - application/json
+    method: POST
+    uri: https://api.datadoghq.com/api/v2/security/findings/automation/severity_modifier_rules
+  response:
+    body:
+      encoding: UTF-8
+      string: '{"data":{"id":"fec045ba-40ba-42ef-a107-f7fba8717e11","type":"severity_modifier_rules","attributes":{"action":{"type":"set","severity":"low"},"created_at":1785748648838,"created_by":{"type":"user","id":"9919ec9b-ebc7-49ee-8dc8-03626e717cca","name":"CI
+        Account"},"enabled":true,"modified_at":1785748648838,"modified_by":{"type":"user","id":"9919ec9b-ebc7-49ee-8dc8-03626e717cca","name":"CI
+        Account"},"name":"Test-Get_a_severity_modifier_rule_returns_Successfully_retrieved_the_severity_modifier_rule_response-1785748648","rule":{"finding_types":["misconfiguration"],"query":"env:staging"}}}}'
+    headers:
+      Content-Type:
+      - application/vnd.api+json
+    status:
+      code: 201
+      message: Created
+- recorded_at: Mon, 03 Aug 2026 09:17:28 GMT
+  request:
+    body: null
+    headers:
+      Accept:
+      - application/json
+    method: GET
+    uri: https://api.datadoghq.com/api/v2/security/findings/automation/severity_modifier_rules/fec045ba-40ba-42ef-a107-f7fba8717e11
+  response:
+    body:
+      encoding: UTF-8
+      string: '{"data":{"id":"fec045ba-40ba-42ef-a107-f7fba8717e11","type":"severity_modifier_rules","attributes":{"action":{"type":"set","severity":"low"},"created_at":1785748648838,"created_by":{"type":"user","id":"9919ec9b-ebc7-49ee-8dc8-03626e717cca","name":"CI
+        Account"},"enabled":true,"modified_at":1785748648838,"modified_by":{"type":"user","id":"9919ec9b-ebc7-49ee-8dc8-03626e717cca","name":"CI
+        Account"},"name":"Test-Get_a_severity_modifier_rule_returns_Successfully_retrieved_the_severity_modifier_rule_response-1785748648","rule":{"finding_types":["misconfiguration"],"query":"env:staging"}}}}'
+    headers:
+      Content-Type:
+      - application/vnd.api+json
+    status:
+      code: 200
+      message: OK
+- recorded_at: Mon, 03 Aug 2026 09:17:28 GMT
+  request:
+    body: null
+    headers:
+      Accept:
+      - '*/*'
+    method: DELETE
+    uri: https://api.datadoghq.com/api/v2/security/findings/automation/severity_modifier_rules/fec045ba-40ba-42ef-a107-f7fba8717e11
+  response:
+    body:
+      encoding: UTF-8
+      string: ''
+    headers: {}
+    status:
+      code: 204
+      message: No Content
+recorded_with: VCR 6.0.0
diff --git a/examples/v2/security-monitoring/CreateSecurityFindingsAutomationSeverityModifierRule.rb b/examples/v2/security-monitoring/CreateSecurityFindingsAutomationSeverityModifierRule.rb
new file mode 100644
index 000000000000..45bd66932191
--- /dev/null
+++ b/examples/v2/security-monitoring/CreateSecurityFindingsAutomationSeverityModifierRule.rb
@@ -0,0 +1,29 @@
+# Create a severity modifier rule returns "Successfully created the severity modifier rule" response
+
+require "datadog_api_client"
+DatadogAPIClient.configure do |config|
+  config.unstable_operations["v2.create_security_findings_automation_severity_modifier_rule".to_sym] = true
+end
+api_instance = DatadogAPIClient::V2::SecurityMonitoringAPI.new
+
+body = DatadogAPIClient::V2::SeverityModifierRuleCreateRequest.new({
+  data: DatadogAPIClient::V2::SeverityModifierRuleDataCreate.new({
+    attributes: DatadogAPIClient::V2::SeverityModifierRuleAttributesCreate.new({
+      action: DatadogAPIClient::V2::SeverityModifierRuleSetAction.new({
+        description: "Lower severity for dev environment noise",
+        severity: DatadogAPIClient::V2::SeverityModifierSeverity::LOW,
+        type: DatadogAPIClient::V2::SeverityModifierRuleSetActionType::SET,
+      }),
+      enabled: true,
+      name: "Downgrade misconfigurations in dev",
+      rule: DatadogAPIClient::V2::AutomationRuleScope.new({
+        finding_types: [
+          DatadogAPIClient::V2::SecurityFindingType::MISCONFIGURATION,
+        ],
+        query: "env:prod team:platform",
+      }),
+    }),
+    type: DatadogAPIClient::V2::SeverityModifierRuleType::SEVERITY_MODIFIER_RULES,
+  }),
+})
+p api_instance.create_security_findings_automation_severity_modifier_rule(body)
diff --git a/examples/v2/security-monitoring/DeleteSecurityFindingsAutomationSeverityModifierRule.rb b/examples/v2/security-monitoring/DeleteSecurityFindingsAutomationSeverityModifierRule.rb
new file mode 100644
index 000000000000..150d1d36499d
--- /dev/null
+++ b/examples/v2/security-monitoring/DeleteSecurityFindingsAutomationSeverityModifierRule.rb
@@ -0,0 +1,11 @@
+# Delete a severity modifier rule returns "Rule successfully deleted." response
+
+require "datadog_api_client"
+DatadogAPIClient.configure do |config|
+  config.unstable_operations["v2.delete_security_findings_automation_severity_modifier_rule".to_sym] = true
+end
+api_instance = DatadogAPIClient::V2::SecurityMonitoringAPI.new
+
+# there is a valid "valid_severity_modifier_rule" in the system
+VALID_SEVERITY_MODIFIER_RULE_DATA_ID = ENV["VALID_SEVERITY_MODIFIER_RULE_DATA_ID"]
+api_instance.delete_security_findings_automation_severity_modifier_rule(VALID_SEVERITY_MODIFIER_RULE_DATA_ID)
diff --git a/examples/v2/security-monitoring/GetSecurityFindingsAutomationSeverityModifierRule.rb b/examples/v2/security-monitoring/GetSecurityFindingsAutomationSeverityModifierRule.rb
new file mode 100644
index 000000000000..4f4ec197e558
--- /dev/null
+++ b/examples/v2/security-monitoring/GetSecurityFindingsAutomationSeverityModifierRule.rb
@@ -0,0 +1,11 @@
+# Get a severity modifier rule returns "Successfully retrieved the severity modifier rule" response
+
+require "datadog_api_client"
+DatadogAPIClient.configure do |config|
+  config.unstable_operations["v2.get_security_findings_automation_severity_modifier_rule".to_sym] = true
+end
+api_instance = DatadogAPIClient::V2::SecurityMonitoringAPI.new
+
+# there is a valid "valid_severity_modifier_rule" in the system
+VALID_SEVERITY_MODIFIER_RULE_DATA_ID = ENV["VALID_SEVERITY_MODIFIER_RULE_DATA_ID"]
+p api_instance.get_security_findings_automation_severity_modifier_rule(VALID_SEVERITY_MODIFIER_RULE_DATA_ID)
diff --git a/features/scenarios_model_mapping.rb b/features/scenarios_model_mapping.rb
index c4bfa9ae1080..612fc9ed74df 100644
--- a/features/scenarios_model_mapping.rb
+++ b/features/scenarios_model_mapping.rb
@@ -2130,6 +2130,15 @@
             "rule_id" => "UUID",
             "body" => "MuteRuleUpdateRequest",
     },
+    "v2.CreateSecurityFindingsAutomationSeverityModifierRule" => {
+            "body" => "SeverityModifierRuleCreateRequest",
+    },
+    "v2.DeleteSecurityFindingsAutomationSeverityModifierRule" => {
+            "rule_id" => "UUID",
+    },
+    "v2.GetSecurityFindingsAutomationSeverityModifierRule" => {
+            "rule_id" => "UUID",
+    },
     "v2.ListSecurityFindingsAutomationTicketCreationRules" => {
             "page_size" => "Integer",
             "page_number" => "Integer",
diff --git a/features/v2/given.json b/features/v2/given.json
index 6e48ed1fc534..55b45d6012ed 100644
--- a/features/v2/given.json
+++ b/features/v2/given.json
@@ -1354,6 +1354,18 @@
     "tag": "Security Monitoring",
     "operationId": "CreateSecurityFindingsAutomationMuteRule"
   },
+  {
+    "parameters": [
+      {
+        "name": "body",
+        "value": "{\n  \"data\": {\n    \"type\": \"severity_modifier_rules\",\n    \"attributes\": {\n      \"name\": \"{{ unique }}\",\n      \"enabled\": true,\n      \"rule\": {\n        \"finding_types\": [\"misconfiguration\"],\n        \"query\": \"env:staging\"\n      },\n      \"action\": {\n        \"type\": \"set\",\n        \"severity\": \"low\"\n      }\n    }\n  }\n}"
+      }
+    ],
+    "step": "there is a valid \"valid_severity_modifier_rule\" in the system",
+    "key": "valid_severity_modifier_rule",
+    "tag": "Security Monitoring",
+    "operationId": "CreateSecurityFindingsAutomationSeverityModifierRule"
+  },
   {
     "parameters": [
       {
diff --git a/features/v2/security_monitoring.feature b/features/v2/security_monitoring.feature
index 14f3d34a11de..e0e806566535 100644
--- a/features/v2/security_monitoring.feature
+++ b/features/v2/security_monitoring.feature
@@ -952,6 +952,30 @@ Feature: Security Monitoring
     And the response "data.attributes.exclusion_filters[0].name" is equal to "Exclude staging"
     And the response "data.attributes.exclusion_filters[0].query" is equal to "source:staging"
 
+  @generated @skip @team:DataDog/k9-automation
+  Scenario: Create a severity modifier rule returns "Bad Request" response
+    Given operation "CreateSecurityFindingsAutomationSeverityModifierRule" enabled
+    And new "CreateSecurityFindingsAutomationSeverityModifierRule" request
+    And body with value {"data": {"attributes": {"action": {"description": "Lower severity for dev environment noise", "severity": "low", "type": "set"}, "enabled": true, "name": "Downgrade misconfigurations in dev", "rule": {"finding_types": ["misconfiguration"], "query": "env:prod team:platform"}}, "type": "severity_modifier_rules"}}
+    When the request is sent
+    Then the response status is 400 Bad Request
+
+  @generated @skip @team:DataDog/k9-automation
+  Scenario: Create a severity modifier rule returns "Successfully created the severity modifier rule" response
+    Given operation "CreateSecurityFindingsAutomationSeverityModifierRule" enabled
+    And new "CreateSecurityFindingsAutomationSeverityModifierRule" request
+    And body with value {"data": {"attributes": {"action": {"description": "Lower severity for dev environment noise", "severity": "low", "type": "set"}, "enabled": true, "name": "Downgrade misconfigurations in dev", "rule": {"finding_types": ["misconfiguration"], "query": "env:prod team:platform"}}, "type": "severity_modifier_rules"}}
+    When the request is sent
+    Then the response status is 201 Successfully created the severity modifier rule
+
+  @generated @skip @team:DataDog/k9-automation
+  Scenario: Create a severity modifier rule returns "Unprocessable Entity" response
+    Given operation "CreateSecurityFindingsAutomationSeverityModifierRule" enabled
+    And new "CreateSecurityFindingsAutomationSeverityModifierRule" request
+    And body with value {"data": {"attributes": {"action": {"description": "Lower severity for dev environment noise", "severity": "low", "type": "set"}, "enabled": true, "name": "Downgrade misconfigurations in dev", "rule": {"finding_types": ["misconfiguration"], "query": "env:prod team:platform"}}, "type": "severity_modifier_rules"}}
+    When the request is sent
+    Then the response status is 422 Unprocessable Entity
+
   @generated @skip @team:DataDog/cloud-siem
   Scenario: Create a suppression rule returns "Bad Request" response
     Given new "CreateSecurityMonitoringSuppression" request
@@ -1265,6 +1289,23 @@ Feature: Security Monitoring
     When the request is sent
     Then the response status is 204 OK
 
+  @generated @skip @team:DataDog/k9-automation
+  Scenario: Delete a severity modifier rule returns "Not Found" response
+    Given operation "DeleteSecurityFindingsAutomationSeverityModifierRule" enabled
+    And new "DeleteSecurityFindingsAutomationSeverityModifierRule" request
+    And request contains "rule_id" parameter from "REPLACE.ME"
+    When the request is sent
+    Then the response status is 404 Not Found
+
+  @team:DataDog/k9-automation
+  Scenario: Delete a severity modifier rule returns "Rule successfully deleted." response
+    Given operation "DeleteSecurityFindingsAutomationSeverityModifierRule" enabled
+    And there is a valid "valid_severity_modifier_rule" in the system
+    And new "DeleteSecurityFindingsAutomationSeverityModifierRule" request
+    And request contains "rule_id" parameter from "valid_severity_modifier_rule.data.id"
+    When the request is sent
+    Then the response status is 204 Rule successfully deleted.
+
   @team:DataDog/cloud-security-posture-management
   Scenario: Delete a signal-based notification rule returns "Not Found" response
     Given new "DeleteSignalNotificationRule" request
@@ -1866,6 +1907,25 @@ Feature: Security Monitoring
     And the response "data.attributes.exclusion_filters[0].name" is equal to "Exclude logs from staging"
     And the response "data.attributes.exclusion_filters[0].query" is equal to "source:staging"
 
+  @generated @skip @team:DataDog/k9-automation
+  Scenario: Get a severity modifier rule returns "Not Found" response
+    Given operation "GetSecurityFindingsAutomationSeverityModifierRule" enabled
+    And new "GetSecurityFindingsAutomationSeverityModifierRule" request
+    And request contains "rule_id" parameter from "REPLACE.ME"
+    When the request is sent
+    Then the response status is 404 Not Found
+
+  @team:DataDog/k9-automation
+  Scenario: Get a severity modifier rule returns "Successfully retrieved the severity modifier rule" response
+    Given operation "GetSecurityFindingsAutomationSeverityModifierRule" enabled
+    And there is a valid "valid_severity_modifier_rule" in the system
+    And new "GetSecurityFindingsAutomationSeverityModifierRule" request
+    And request contains "rule_id" parameter from "valid_severity_modifier_rule.data.id"
+    When the request is sent
+    Then the response status is 200 Successfully retrieved the severity modifier rule
+    And the response "data.id" is equal to "{{ valid_severity_modifier_rule.data.id }}"
+    And the response "data.type" is equal to "severity_modifier_rules"
+
   @replay-only @team:DataDog/cloud-siem
   Scenario: Get a signal's details returns "Not Found" response
     Given new "GetSecurityMonitoringSignal" request
diff --git a/features/v2/undo.json b/features/v2/undo.json
index 133ab9ade47d..07c604333044 100644
--- a/features/v2/undo.json
+++ b/features/v2/undo.json
@@ -7454,6 +7454,31 @@
       "type": "idempotent"
     }
   },
+  "CreateSecurityFindingsAutomationSeverityModifierRule": {
+    "tag": "Security Monitoring",
+    "undo": {
+      "operationId": "DeleteSecurityFindingsAutomationSeverityModifierRule",
+      "parameters": [
+        {
+          "name": "rule_id",
+          "source": "data.id"
+        }
+      ],
+      "type": "unsafe"
+    }
+  },
+  "DeleteSecurityFindingsAutomationSeverityModifierRule": {
+    "tag": "Security Monitoring",
+    "undo": {
+      "type": "idempotent"
+    }
+  },
+  "GetSecurityFindingsAutomationSeverityModifierRule": {
+    "tag": "Security Monitoring",
+    "undo": {
+      "type": "safe"
+    }
+  },
   "ListSecurityFindingsAutomationTicketCreationRules": {
     "tag": "Security Monitoring",
     "undo": {
diff --git a/lib/datadog_api_client/configuration.rb b/lib/datadog_api_client/configuration.rb
index 5a416e62be64..55b60539e56c 100644
--- a/lib/datadog_api_client/configuration.rb
+++ b/lib/datadog_api_client/configuration.rb
@@ -305,6 +305,7 @@ def initialize
             "v2.create_sample_log_generation_subscription": false,
             "v2.create_security_findings_automation_due_date_rule": false,
             "v2.create_security_findings_automation_mute_rule": false,
+            "v2.create_security_findings_automation_severity_modifier_rule": false,
             "v2.create_security_findings_automation_ticket_creation_rule": false,
             "v2.create_security_monitoring_dataset": false,
             "v2.create_security_monitoring_integration_config": false,
@@ -316,6 +317,7 @@ def initialize
             "v2.delete_sample_log_generation_subscription": false,
             "v2.delete_security_findings_automation_due_date_rule": false,
             "v2.delete_security_findings_automation_mute_rule": false,
+            "v2.delete_security_findings_automation_severity_modifier_rule": false,
             "v2.delete_security_findings_automation_ticket_creation_rule": false,
             "v2.delete_security_monitoring_dataset": false,
             "v2.delete_security_monitoring_integration_config": false,
@@ -330,6 +332,7 @@ def initialize
             "v2.get_secrets_rules": false,
             "v2.get_security_findings_automation_due_date_rule": false,
             "v2.get_security_findings_automation_mute_rule": false,
+            "v2.get_security_findings_automation_severity_modifier_rule": false,
             "v2.get_security_findings_automation_ticket_creation_rule": false,
             "v2.get_security_monitoring_dataset": false,
             "v2.get_security_monitoring_dataset_by_version": false,
diff --git a/lib/datadog_api_client/inflector.rb b/lib/datadog_api_client/inflector.rb
index 1bc8cbc8c62f..cd3a0e91fe5f 100644
--- a/lib/datadog_api_client/inflector.rb
+++ b/lib/datadog_api_client/inflector.rb
@@ -7268,6 +7268,20 @@ def overrides
           "v2.service_repository_info_status" => "ServiceRepositoryInfoStatus",
           "v2.session_id_array" => "SessionIdArray",
           "v2.session_id_data" => "SessionIdData",
+          "v2.severity_modifier_rule_action" => "SeverityModifierRuleAction",
+          "v2.severity_modifier_rule_attributes_create" => "SeverityModifierRuleAttributesCreate",
+          "v2.severity_modifier_rule_attributes_response" => "SeverityModifierRuleAttributesResponse",
+          "v2.severity_modifier_rule_create_request" => "SeverityModifierRuleCreateRequest",
+          "v2.severity_modifier_rule_data_create" => "SeverityModifierRuleDataCreate",
+          "v2.severity_modifier_rule_data_response" => "SeverityModifierRuleDataResponse",
+          "v2.severity_modifier_rule_response" => "SeverityModifierRuleResponse",
+          "v2.severity_modifier_rule_set_action" => "SeverityModifierRuleSetAction",
+          "v2.severity_modifier_rule_set_action_type" => "SeverityModifierRuleSetActionType",
+          "v2.severity_modifier_rule_shift_action" => "SeverityModifierRuleShiftAction",
+          "v2.severity_modifier_rule_shift_action_type" => "SeverityModifierRuleShiftActionType",
+          "v2.severity_modifier_rule_type" => "SeverityModifierRuleType",
+          "v2.severity_modifier_severity" => "SeverityModifierSeverity",
+          "v2.severity_modifier_severity_delta" => "SeverityModifierSeverityDelta",
           "v2.shared_dashboard_included" => "SharedDashboardIncluded",
           "v2.shared_dashboard_included_dashboard" => "SharedDashboardIncludedDashboard",
           "v2.shared_dashboard_included_dashboard_attributes" => "SharedDashboardIncludedDashboardAttributes",
diff --git a/lib/datadog_api_client/v2/api/security_monitoring_api.rb b/lib/datadog_api_client/v2/api/security_monitoring_api.rb
index c807fd7d9bea..24e9023a98bd 100644
--- a/lib/datadog_api_client/v2/api/security_monitoring_api.rb
+++ b/lib/datadog_api_client/v2/api/security_monitoring_api.rb
@@ -2114,6 +2114,79 @@ def create_security_findings_automation_mute_rule_with_http_info(body, opts = {}
       return data, status_code, headers
     end
 
+    # Create a severity modifier rule.
+    #
+    # @see #create_security_findings_automation_severity_modifier_rule_with_http_info
+    def create_security_findings_automation_severity_modifier_rule(body, opts = {})
+      data, _status_code, _headers = create_security_findings_automation_severity_modifier_rule_with_http_info(body, opts)
+      data
+    end
+
+    # Create a severity modifier rule.
+    #
+    # Create a new severity modifier rule for the current organization.
+    #
+    # @param body [SeverityModifierRuleCreateRequest] 
+    # @param opts [Hash] the optional parameters
+    # @return [Array<(SeverityModifierRuleResponse, Integer, Hash)>] SeverityModifierRuleResponse data, response status code and response headers
+    def create_security_findings_automation_severity_modifier_rule_with_http_info(body, opts = {})
+      unstable_enabled = @api_client.config.unstable_operations["v2.create_security_findings_automation_severity_modifier_rule".to_sym]
+      if unstable_enabled
+        @api_client.config.logger.warn format("Using unstable operation '%s'", "v2.create_security_findings_automation_severity_modifier_rule")
+      else
+        raise DatadogAPIClient::APIError.new(message: format("Unstable operation '%s' is disabled", "v2.create_security_findings_automation_severity_modifier_rule"))
+      end
+
+      if @api_client.config.debugging
+        @api_client.config.logger.debug 'Calling API: SecurityMonitoringAPI.create_security_findings_automation_severity_modifier_rule ...'
+      end
+      # verify the required parameter 'body' is set
+      if @api_client.config.client_side_validation && body.nil?
+        fail ArgumentError, "Missing the required parameter 'body' when calling SecurityMonitoringAPI.create_security_findings_automation_severity_modifier_rule"
+      end
+      # resource path
+      local_var_path = '/api/v2/security/findings/automation/severity_modifier_rules'
+
+      # query parameters
+      query_params = opts[:query_params] || {}
+
+      # header parameters
+      header_params = opts[:header_params] || {}
+      # HTTP header 'Accept' (if needed)
+      header_params['Accept'] = @api_client.select_header_accept(['application/json'])
+      # HTTP header 'Content-Type'
+      header_params['Content-Type'] = @api_client.select_header_content_type(['application/json'])
+
+      # form parameters
+      form_params = opts[:form_params] || {}
+
+      # http body (model)
+      post_body = opts[:debug_body] || @api_client.object_to_http_body(body)
+
+      # return_type
+      return_type = opts[:debug_return_type] || 'SeverityModifierRuleResponse'
+
+      # auth_names
+      auth_names = opts[:debug_auth_names] || [:apiKeyAuth, :appKeyAuth]
+
+      new_options = opts.merge(
+        :operation => :create_security_findings_automation_severity_modifier_rule,
+        :header_params => header_params,
+        :query_params => query_params,
+        :form_params => form_params,
+        :body => post_body,
+        :auth_names => auth_names,
+        :return_type => return_type,
+        :api_version => "V2"
+      )
+
+      data, status_code, headers = @api_client.call_api(Net::HTTP::Post, local_var_path, new_options)
+      if @api_client.config.debugging
+        @api_client.config.logger.debug "API called: SecurityMonitoringAPI#create_security_findings_automation_severity_modifier_rule\nData: #{data.inspect}\nStatus code: #{status_code}\nHeaders: #{headers}"
+      end
+      return data, status_code, headers
+    end
+
     # Create a ticket creation rule.
     #
     # @see #create_security_findings_automation_ticket_creation_rule_with_http_info
@@ -3452,6 +3525,77 @@ def delete_security_findings_automation_mute_rule_with_http_info(rule_id, opts =
       return data, status_code, headers
     end
 
+    # Delete a severity modifier rule.
+    #
+    # @see #delete_security_findings_automation_severity_modifier_rule_with_http_info
+    def delete_security_findings_automation_severity_modifier_rule(rule_id, opts = {})
+      delete_security_findings_automation_severity_modifier_rule_with_http_info(rule_id, opts)
+      nil
+    end
+
+    # Delete a severity modifier rule.
+    #
+    # Delete an existing severity modifier rule by ID.
+    #
+    # @param rule_id [UUID] The ID of the severity modifier rule.
+    # @param opts [Hash] the optional parameters
+    # @return [Array<(nil, Integer, Hash)>] nil, response status code and response headers
+    def delete_security_findings_automation_severity_modifier_rule_with_http_info(rule_id, opts = {})
+      unstable_enabled = @api_client.config.unstable_operations["v2.delete_security_findings_automation_severity_modifier_rule".to_sym]
+      if unstable_enabled
+        @api_client.config.logger.warn format("Using unstable operation '%s'", "v2.delete_security_findings_automation_severity_modifier_rule")
+      else
+        raise DatadogAPIClient::APIError.new(message: format("Unstable operation '%s' is disabled", "v2.delete_security_findings_automation_severity_modifier_rule"))
+      end
+
+      if @api_client.config.debugging
+        @api_client.config.logger.debug 'Calling API: SecurityMonitoringAPI.delete_security_findings_automation_severity_modifier_rule ...'
+      end
+      # verify the required parameter 'rule_id' is set
+      if @api_client.config.client_side_validation && rule_id.nil?
+        fail ArgumentError, "Missing the required parameter 'rule_id' when calling SecurityMonitoringAPI.delete_security_findings_automation_severity_modifier_rule"
+      end
+      # resource path
+      local_var_path = '/api/v2/security/findings/automation/severity_modifier_rules/{rule_id}'.sub('{rule_id}', CGI.escape(rule_id.to_s).gsub('%2F', '/'))
+
+      # query parameters
+      query_params = opts[:query_params] || {}
+
+      # header parameters
+      header_params = opts[:header_params] || {}
+      # HTTP header 'Accept' (if needed)
+      header_params['Accept'] = @api_client.select_header_accept(['*/*'])
+
+      # form parameters
+      form_params = opts[:form_params] || {}
+
+      # http body (model)
+      post_body = opts[:debug_body]
+
+      # return_type
+      return_type = opts[:debug_return_type]
+
+      # auth_names
+      auth_names = opts[:debug_auth_names] || [:apiKeyAuth, :appKeyAuth]
+
+      new_options = opts.merge(
+        :operation => :delete_security_findings_automation_severity_modifier_rule,
+        :header_params => header_params,
+        :query_params => query_params,
+        :form_params => form_params,
+        :body => post_body,
+        :auth_names => auth_names,
+        :return_type => return_type,
+        :api_version => "V2"
+      )
+
+      data, status_code, headers = @api_client.call_api(Net::HTTP::Delete, local_var_path, new_options)
+      if @api_client.config.debugging
+        @api_client.config.logger.debug "API called: SecurityMonitoringAPI#delete_security_findings_automation_severity_modifier_rule\nData: #{data.inspect}\nStatus code: #{status_code}\nHeaders: #{headers}"
+      end
+      return data, status_code, headers
+    end
+
     # Delete a ticket creation rule.
     #
     # @see #delete_security_findings_automation_ticket_creation_rule_with_http_info
@@ -5584,6 +5728,77 @@ def get_security_findings_automation_mute_rule_with_http_info(rule_id, opts = {}
       return data, status_code, headers
     end
 
+    # Get a severity modifier rule.
+    #
+    # @see #get_security_findings_automation_severity_modifier_rule_with_http_info
+    def get_security_findings_automation_severity_modifier_rule(rule_id, opts = {})
+      data, _status_code, _headers = get_security_findings_automation_severity_modifier_rule_with_http_info(rule_id, opts)
+      data
+    end
+
+    # Get a severity modifier rule.
+    #
+    # Get the details of a severity modifier rule by ID.
+    #
+    # @param rule_id [UUID] The ID of the severity modifier rule.
+    # @param opts [Hash] the optional parameters
+    # @return [Array<(SeverityModifierRuleResponse, Integer, Hash)>] SeverityModifierRuleResponse data, response status code and response headers
+    def get_security_findings_automation_severity_modifier_rule_with_http_info(rule_id, opts = {})
+      unstable_enabled = @api_client.config.unstable_operations["v2.get_security_findings_automation_severity_modifier_rule".to_sym]
+      if unstable_enabled
+        @api_client.config.logger.warn format("Using unstable operation '%s'", "v2.get_security_findings_automation_severity_modifier_rule")
+      else
+        raise DatadogAPIClient::APIError.new(message: format("Unstable operation '%s' is disabled", "v2.get_security_findings_automation_severity_modifier_rule"))
+      end
+
+      if @api_client.config.debugging
+        @api_client.config.logger.debug 'Calling API: SecurityMonitoringAPI.get_security_findings_automation_severity_modifier_rule ...'
+      end
+      # verify the required parameter 'rule_id' is set
+      if @api_client.config.client_side_validation && rule_id.nil?
+        fail ArgumentError, "Missing the required parameter 'rule_id' when calling SecurityMonitoringAPI.get_security_findings_automation_severity_modifier_rule"
+      end
+      # resource path
+      local_var_path = '/api/v2/security/findings/automation/severity_modifier_rules/{rule_id}'.sub('{rule_id}', CGI.escape(rule_id.to_s).gsub('%2F', '/'))
+
+      # query parameters
+      query_params = opts[:query_params] || {}
+
+      # header parameters
+      header_params = opts[:header_params] || {}
+      # HTTP header 'Accept' (if needed)
+      header_params['Accept'] = @api_client.select_header_accept(['application/json'])
+
+      # form parameters
+      form_params = opts[:form_params] || {}
+
+      # http body (model)
+      post_body = opts[:debug_body]
+
+      # return_type
+      return_type = opts[:debug_return_type] || 'SeverityModifierRuleResponse'
+
+      # auth_names
+      auth_names = opts[:debug_auth_names] || [:apiKeyAuth, :appKeyAuth]
+
+      new_options = opts.merge(
+        :operation => :get_security_findings_automation_severity_modifier_rule,
+        :header_params => header_params,
+        :query_params => query_params,
+        :form_params => form_params,
+        :body => post_body,
+        :auth_names => auth_names,
+        :return_type => return_type,
+        :api_version => "V2"
+      )
+
+      data, status_code, headers = @api_client.call_api(Net::HTTP::Get, local_var_path, new_options)
+      if @api_client.config.debugging
+        @api_client.config.logger.debug "API called: SecurityMonitoringAPI#get_security_findings_automation_severity_modifier_rule\nData: #{data.inspect}\nStatus code: #{status_code}\nHeaders: #{headers}"
+      end
+      return data, status_code, headers
+    end
+
     # Get a ticket creation rule.
     #
     # @see #get_security_findings_automation_ticket_creation_rule_with_http_info
diff --git a/lib/datadog_api_client/v2/models/severity_modifier_rule_action.rb b/lib/datadog_api_client/v2/models/severity_modifier_rule_action.rb
new file mode 100644
index 000000000000..e8cf14506b88
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/severity_modifier_rule_action.rb
@@ -0,0 +1,49 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # The action to take when a severity modifier rule matches a finding. This is a discriminated union on `type`: `set` assigns a fixed severity, while `shift` moves the severity up or down by one rank.
+  # 
+  # A severity modifier rule's `rule.query` must not filter on `@severity` or on the `@severity_details.user_adjusted.*` namespace; use `@severity_details.adjusted.value` to filter on the Datadog-adjusted severity instead.
+  module SeverityModifierRuleAction
+    class << self
+      include BaseOneOfModel
+
+      # List of class defined in oneOf (OpenAPI v3)
+      def openapi_one_of
+        [
+          :'SeverityModifierRuleSetAction',
+          :'SeverityModifierRuleShiftAction'
+        ]
+      end
+      # Discriminator's property name (OpenAPI v3)
+      def openapi_discriminator_name
+        :'type'
+      end
+      
+      # Builds the object
+      # @param data [Mixed] Data to be matched against the list of oneOf items
+      # @return [Object] Returns the model or the data itself
+      def build(data)
+        discriminator_value = data[openapi_discriminator_name]
+        return nil unless discriminator_value
+      
+      end
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/severity_modifier_rule_attributes_create.rb b/lib/datadog_api_client/v2/models/severity_modifier_rule_attributes_create.rb
new file mode 100644
index 000000000000..9b0a6b7da6ca
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/severity_modifier_rule_attributes_create.rb
@@ -0,0 +1,185 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Attributes for creating or updating a severity modifier rule.
+  class SeverityModifierRuleAttributesCreate
+    include BaseGenericModel
+
+    # The action to take when a severity modifier rule matches a finding. This is a discriminated union on `type`: `set` assigns a fixed severity, while `shift` moves the severity up or down by one rank.
+    #
+    # A severity modifier rule's `rule.query` must not filter on `@severity` or on the `@severity_details.user_adjusted.*` namespace; use `@severity_details.adjusted.value` to filter on the Datadog-adjusted severity instead.
+    attr_reader :action
+
+    # Whether the severity modifier rule is enabled.
+    attr_accessor :enabled
+
+    # The name of the severity modifier rule.
+    attr_reader :name
+
+    # Defines the scope of findings to which the automation rule applies.
+    attr_reader :rule
+
+    attr_accessor :additional_properties
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'action' => :'action',
+        :'enabled' => :'enabled',
+        :'name' => :'name',
+        :'rule' => :'rule'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'action' => :'SeverityModifierRuleAction',
+        :'enabled' => :'Boolean',
+        :'name' => :'String',
+        :'rule' => :'AutomationRuleScope'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::SeverityModifierRuleAttributesCreate` initialize method"
+      end
+
+      self.additional_properties = {}
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          self.additional_properties[k.to_sym] = v
+        else
+          h[k.to_sym] = v
+        end
+      }
+
+      if attributes.key?(:'action')
+        self.action = attributes[:'action']
+      end
+
+      if attributes.key?(:'enabled')
+        self.enabled = attributes[:'enabled']
+      end
+
+      if attributes.key?(:'name')
+        self.name = attributes[:'name']
+      end
+
+      if attributes.key?(:'rule')
+        self.rule = attributes[:'rule']
+      end
+    end
+
+    # Check to see if the all the properties in the model are valid
+    # @return true if the model is valid
+    # @!visibility private
+    def valid?
+      return false if @action.nil?
+      return false if @name.nil?
+      return false if @name.to_s.length > 255
+      return false if @name.to_s.length < 1
+      return false if @rule.nil?
+      true
+    end
+
+    # Custom attribute writer method with validation
+    # @param action [Object] Object to be assigned
+    # @!visibility private
+    def action=(action)
+      if action.nil?
+        fail ArgumentError, 'invalid value for "action", action cannot be nil.'
+      end
+      @action = action
+    end
+
+    # Custom attribute writer method with validation
+    # @param name [Object] Object to be assigned
+    # @!visibility private
+    def name=(name)
+      if name.nil?
+        fail ArgumentError, 'invalid value for "name", name cannot be nil.'
+      end
+      if name.to_s.length > 255
+        fail ArgumentError, 'invalid value for "name", the character length must be smaller than or equal to 255.'
+      end
+      if name.to_s.length < 1
+        fail ArgumentError, 'invalid value for "name", the character length must be great than or equal to 1.'
+      end
+      @name = name
+    end
+
+    # Custom attribute writer method with validation
+    # @param rule [Object] Object to be assigned
+    # @!visibility private
+    def rule=(rule)
+      if rule.nil?
+        fail ArgumentError, 'invalid value for "rule", rule cannot be nil.'
+      end
+      @rule = rule
+    end
+
+    # Returns the object in the form of hash, with additionalProperties support.
+    # @return [Hash] Returns the object in the form of hash
+    # @!visibility private
+    def to_hash
+      hash = {}
+      self.class.attribute_map.each_pair do |attr, param|
+        value = self.send(attr)
+        if value.nil?
+          is_nullable = self.class.openapi_nullable.include?(attr)
+          next if !is_nullable || (is_nullable && !instance_variable_defined?(:"@#{attr}"))
+        end
+
+        hash[param] = _to_hash(value)
+      end
+      self.additional_properties.each_pair do |attr, value|
+        hash[attr] = value
+      end
+      hash
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          action == o.action &&
+          enabled == o.enabled &&
+          name == o.name &&
+          rule == o.rule &&
+          additional_properties == o.additional_properties
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [action, enabled, name, rule, additional_properties].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/severity_modifier_rule_attributes_response.rb b/lib/datadog_api_client/v2/models/severity_modifier_rule_attributes_response.rb
new file mode 100644
index 000000000000..3f091ddd2cdd
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/severity_modifier_rule_attributes_response.rb
@@ -0,0 +1,280 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Attributes of a severity modifier rule as returned by the API.
+  class SeverityModifierRuleAttributesResponse
+    include BaseGenericModel
+
+    # The action to take when a severity modifier rule matches a finding. This is a discriminated union on `type`: `set` assigns a fixed severity, while `shift` moves the severity up or down by one rank.
+    #
+    # A severity modifier rule's `rule.query` must not filter on `@severity` or on the `@severity_details.user_adjusted.*` namespace; use `@severity_details.adjusted.value` to filter on the Datadog-adjusted severity instead.
+    attr_reader :action
+
+    # The Unix timestamp in milliseconds when the rule was created.
+    attr_reader :created_at
+
+    # The user or Datadog system who created the rule.
+    attr_reader :created_by
+
+    # Whether the severity modifier rule is enabled.
+    attr_reader :enabled
+
+    # The Unix timestamp in milliseconds when the rule was last modified.
+    attr_reader :modified_at
+
+    # The user or Datadog system who last modified the rule.
+    attr_reader :modified_by
+
+    # The name of the severity modifier rule.
+    attr_reader :name
+
+    # Defines the scope of findings to which the automation rule applies.
+    attr_reader :rule
+
+    attr_accessor :additional_properties
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'action' => :'action',
+        :'created_at' => :'created_at',
+        :'created_by' => :'created_by',
+        :'enabled' => :'enabled',
+        :'modified_at' => :'modified_at',
+        :'modified_by' => :'modified_by',
+        :'name' => :'name',
+        :'rule' => :'rule'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'action' => :'SeverityModifierRuleAction',
+        :'created_at' => :'Integer',
+        :'created_by' => :'AutomationRuleCreatedBy',
+        :'enabled' => :'Boolean',
+        :'modified_at' => :'Integer',
+        :'modified_by' => :'AutomationRuleModifiedBy',
+        :'name' => :'String',
+        :'rule' => :'AutomationRuleScope'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::SeverityModifierRuleAttributesResponse` initialize method"
+      end
+
+      self.additional_properties = {}
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          self.additional_properties[k.to_sym] = v
+        else
+          h[k.to_sym] = v
+        end
+      }
+
+      if attributes.key?(:'action')
+        self.action = attributes[:'action']
+      end
+
+      if attributes.key?(:'created_at')
+        self.created_at = attributes[:'created_at']
+      end
+
+      if attributes.key?(:'created_by')
+        self.created_by = attributes[:'created_by']
+      end
+
+      if attributes.key?(:'enabled')
+        self.enabled = attributes[:'enabled']
+      end
+
+      if attributes.key?(:'modified_at')
+        self.modified_at = attributes[:'modified_at']
+      end
+
+      if attributes.key?(:'modified_by')
+        self.modified_by = attributes[:'modified_by']
+      end
+
+      if attributes.key?(:'name')
+        self.name = attributes[:'name']
+      end
+
+      if attributes.key?(:'rule')
+        self.rule = attributes[:'rule']
+      end
+    end
+
+    # Check to see if the all the properties in the model are valid
+    # @return true if the model is valid
+    # @!visibility private
+    def valid?
+      return false if @action.nil?
+      return false if @created_at.nil?
+      return false if @created_by.nil?
+      return false if @enabled.nil?
+      return false if @modified_at.nil?
+      return false if @modified_by.nil?
+      return false if @name.nil?
+      return false if @name.to_s.length > 255
+      return false if @name.to_s.length < 1
+      return false if @rule.nil?
+      true
+    end
+
+    # Custom attribute writer method with validation
+    # @param action [Object] Object to be assigned
+    # @!visibility private
+    def action=(action)
+      if action.nil?
+        fail ArgumentError, 'invalid value for "action", action cannot be nil.'
+      end
+      @action = action
+    end
+
+    # Custom attribute writer method with validation
+    # @param created_at [Object] Object to be assigned
+    # @!visibility private
+    def created_at=(created_at)
+      if created_at.nil?
+        fail ArgumentError, 'invalid value for "created_at", created_at cannot be nil.'
+      end
+      @created_at = created_at
+    end
+
+    # Custom attribute writer method with validation
+    # @param created_by [Object] Object to be assigned
+    # @!visibility private
+    def created_by=(created_by)
+      if created_by.nil?
+        fail ArgumentError, 'invalid value for "created_by", created_by cannot be nil.'
+      end
+      @created_by = created_by
+    end
+
+    # Custom attribute writer method with validation
+    # @param enabled [Object] Object to be assigned
+    # @!visibility private
+    def enabled=(enabled)
+      if enabled.nil?
+        fail ArgumentError, 'invalid value for "enabled", enabled cannot be nil.'
+      end
+      @enabled = enabled
+    end
+
+    # Custom attribute writer method with validation
+    # @param modified_at [Object] Object to be assigned
+    # @!visibility private
+    def modified_at=(modified_at)
+      if modified_at.nil?
+        fail ArgumentError, 'invalid value for "modified_at", modified_at cannot be nil.'
+      end
+      @modified_at = modified_at
+    end
+
+    # Custom attribute writer method with validation
+    # @param modified_by [Object] Object to be assigned
+    # @!visibility private
+    def modified_by=(modified_by)
+      if modified_by.nil?
+        fail ArgumentError, 'invalid value for "modified_by", modified_by cannot be nil.'
+      end
+      @modified_by = modified_by
+    end
+
+    # Custom attribute writer method with validation
+    # @param name [Object] Object to be assigned
+    # @!visibility private
+    def name=(name)
+      if name.nil?
+        fail ArgumentError, 'invalid value for "name", name cannot be nil.'
+      end
+      if name.to_s.length > 255
+        fail ArgumentError, 'invalid value for "name", the character length must be smaller than or equal to 255.'
+      end
+      if name.to_s.length < 1
+        fail ArgumentError, 'invalid value for "name", the character length must be great than or equal to 1.'
+      end
+      @name = name
+    end
+
+    # Custom attribute writer method with validation
+    # @param rule [Object] Object to be assigned
+    # @!visibility private
+    def rule=(rule)
+      if rule.nil?
+        fail ArgumentError, 'invalid value for "rule", rule cannot be nil.'
+      end
+      @rule = rule
+    end
+
+    # Returns the object in the form of hash, with additionalProperties support.
+    # @return [Hash] Returns the object in the form of hash
+    # @!visibility private
+    def to_hash
+      hash = {}
+      self.class.attribute_map.each_pair do |attr, param|
+        value = self.send(attr)
+        if value.nil?
+          is_nullable = self.class.openapi_nullable.include?(attr)
+          next if !is_nullable || (is_nullable && !instance_variable_defined?(:"@#{attr}"))
+        end
+
+        hash[param] = _to_hash(value)
+      end
+      self.additional_properties.each_pair do |attr, value|
+        hash[attr] = value
+      end
+      hash
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          action == o.action &&
+          created_at == o.created_at &&
+          created_by == o.created_by &&
+          enabled == o.enabled &&
+          modified_at == o.modified_at &&
+          modified_by == o.modified_by &&
+          name == o.name &&
+          rule == o.rule &&
+          additional_properties == o.additional_properties
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [action, created_at, created_by, enabled, modified_at, modified_by, name, rule, additional_properties].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/severity_modifier_rule_create_request.rb b/lib/datadog_api_client/v2/models/severity_modifier_rule_create_request.rb
new file mode 100644
index 000000000000..ece7e4de8f19
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/severity_modifier_rule_create_request.rb
@@ -0,0 +1,123 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # The body of a severity modifier rule create request.
+  class SeverityModifierRuleCreateRequest
+    include BaseGenericModel
+
+    # The data object for a severity modifier rule create or update request.
+    attr_reader :data
+
+    attr_accessor :additional_properties
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'data' => :'data'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'data' => :'SeverityModifierRuleDataCreate'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::SeverityModifierRuleCreateRequest` initialize method"
+      end
+
+      self.additional_properties = {}
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          self.additional_properties[k.to_sym] = v
+        else
+          h[k.to_sym] = v
+        end
+      }
+
+      if attributes.key?(:'data')
+        self.data = attributes[:'data']
+      end
+    end
+
+    # Check to see if the all the properties in the model are valid
+    # @return true if the model is valid
+    # @!visibility private
+    def valid?
+      return false if @data.nil?
+      true
+    end
+
+    # Custom attribute writer method with validation
+    # @param data [Object] Object to be assigned
+    # @!visibility private
+    def data=(data)
+      if data.nil?
+        fail ArgumentError, 'invalid value for "data", data cannot be nil.'
+      end
+      @data = data
+    end
+
+    # Returns the object in the form of hash, with additionalProperties support.
+    # @return [Hash] Returns the object in the form of hash
+    # @!visibility private
+    def to_hash
+      hash = {}
+      self.class.attribute_map.each_pair do |attr, param|
+        value = self.send(attr)
+        if value.nil?
+          is_nullable = self.class.openapi_nullable.include?(attr)
+          next if !is_nullable || (is_nullable && !instance_variable_defined?(:"@#{attr}"))
+        end
+
+        hash[param] = _to_hash(value)
+      end
+      self.additional_properties.each_pair do |attr, value|
+        hash[attr] = value
+      end
+      hash
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          data == o.data &&
+          additional_properties == o.additional_properties
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [data, additional_properties].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/severity_modifier_rule_data_create.rb b/lib/datadog_api_client/v2/models/severity_modifier_rule_data_create.rb
new file mode 100644
index 000000000000..492fda51c48c
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/severity_modifier_rule_data_create.rb
@@ -0,0 +1,144 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # The data object for a severity modifier rule create or update request.
+  class SeverityModifierRuleDataCreate
+    include BaseGenericModel
+
+    # Attributes for creating or updating a severity modifier rule.
+    attr_reader :attributes
+
+    # The JSON:API type for severity modifier rules.
+    attr_reader :type
+
+    attr_accessor :additional_properties
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'attributes' => :'attributes',
+        :'type' => :'type'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'attributes' => :'SeverityModifierRuleAttributesCreate',
+        :'type' => :'SeverityModifierRuleType'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::SeverityModifierRuleDataCreate` initialize method"
+      end
+
+      self.additional_properties = {}
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          self.additional_properties[k.to_sym] = v
+        else
+          h[k.to_sym] = v
+        end
+      }
+
+      if attributes.key?(:'attributes')
+        self.attributes = attributes[:'attributes']
+      end
+
+      if attributes.key?(:'type')
+        self.type = attributes[:'type']
+      end
+    end
+
+    # Check to see if the all the properties in the model are valid
+    # @return true if the model is valid
+    # @!visibility private
+    def valid?
+      return false if @attributes.nil?
+      return false if @type.nil?
+      true
+    end
+
+    # Custom attribute writer method with validation
+    # @param attributes [Object] Object to be assigned
+    # @!visibility private
+    def attributes=(attributes)
+      if attributes.nil?
+        fail ArgumentError, 'invalid value for "attributes", attributes cannot be nil.'
+      end
+      @attributes = attributes
+    end
+
+    # Custom attribute writer method with validation
+    # @param type [Object] Object to be assigned
+    # @!visibility private
+    def type=(type)
+      if type.nil?
+        fail ArgumentError, 'invalid value for "type", type cannot be nil.'
+      end
+      @type = type
+    end
+
+    # Returns the object in the form of hash, with additionalProperties support.
+    # @return [Hash] Returns the object in the form of hash
+    # @!visibility private
+    def to_hash
+      hash = {}
+      self.class.attribute_map.each_pair do |attr, param|
+        value = self.send(attr)
+        if value.nil?
+          is_nullable = self.class.openapi_nullable.include?(attr)
+          next if !is_nullable || (is_nullable && !instance_variable_defined?(:"@#{attr}"))
+        end
+
+        hash[param] = _to_hash(value)
+      end
+      self.additional_properties.each_pair do |attr, value|
+        hash[attr] = value
+      end
+      hash
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          attributes == o.attributes &&
+          type == o.type &&
+          additional_properties == o.additional_properties
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [attributes, type, additional_properties].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/severity_modifier_rule_data_response.rb b/lib/datadog_api_client/v2/models/severity_modifier_rule_data_response.rb
new file mode 100644
index 000000000000..210af8d6a880
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/severity_modifier_rule_data_response.rb
@@ -0,0 +1,165 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # The data object for a severity modifier rule as returned by the API.
+  class SeverityModifierRuleDataResponse
+    include BaseGenericModel
+
+    # Attributes of a severity modifier rule as returned by the API.
+    attr_reader :attributes
+
+    # The ID of the severity modifier rule.
+    attr_reader :id
+
+    # The JSON:API type for severity modifier rules.
+    attr_reader :type
+
+    attr_accessor :additional_properties
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'attributes' => :'attributes',
+        :'id' => :'id',
+        :'type' => :'type'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'attributes' => :'SeverityModifierRuleAttributesResponse',
+        :'id' => :'UUID',
+        :'type' => :'SeverityModifierRuleType'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::SeverityModifierRuleDataResponse` initialize method"
+      end
+
+      self.additional_properties = {}
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          self.additional_properties[k.to_sym] = v
+        else
+          h[k.to_sym] = v
+        end
+      }
+
+      if attributes.key?(:'attributes')
+        self.attributes = attributes[:'attributes']
+      end
+
+      if attributes.key?(:'id')
+        self.id = attributes[:'id']
+      end
+
+      if attributes.key?(:'type')
+        self.type = attributes[:'type']
+      end
+    end
+
+    # Check to see if the all the properties in the model are valid
+    # @return true if the model is valid
+    # @!visibility private
+    def valid?
+      return false if @attributes.nil?
+      return false if @id.nil?
+      return false if @type.nil?
+      true
+    end
+
+    # Custom attribute writer method with validation
+    # @param attributes [Object] Object to be assigned
+    # @!visibility private
+    def attributes=(attributes)
+      if attributes.nil?
+        fail ArgumentError, 'invalid value for "attributes", attributes cannot be nil.'
+      end
+      @attributes = attributes
+    end
+
+    # Custom attribute writer method with validation
+    # @param id [Object] Object to be assigned
+    # @!visibility private
+    def id=(id)
+      if id.nil?
+        fail ArgumentError, 'invalid value for "id", id cannot be nil.'
+      end
+      @id = id
+    end
+
+    # Custom attribute writer method with validation
+    # @param type [Object] Object to be assigned
+    # @!visibility private
+    def type=(type)
+      if type.nil?
+        fail ArgumentError, 'invalid value for "type", type cannot be nil.'
+      end
+      @type = type
+    end
+
+    # Returns the object in the form of hash, with additionalProperties support.
+    # @return [Hash] Returns the object in the form of hash
+    # @!visibility private
+    def to_hash
+      hash = {}
+      self.class.attribute_map.each_pair do |attr, param|
+        value = self.send(attr)
+        if value.nil?
+          is_nullable = self.class.openapi_nullable.include?(attr)
+          next if !is_nullable || (is_nullable && !instance_variable_defined?(:"@#{attr}"))
+        end
+
+        hash[param] = _to_hash(value)
+      end
+      self.additional_properties.each_pair do |attr, value|
+        hash[attr] = value
+      end
+      hash
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          attributes == o.attributes &&
+          id == o.id &&
+          type == o.type &&
+          additional_properties == o.additional_properties
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [attributes, id, type, additional_properties].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/severity_modifier_rule_response.rb b/lib/datadog_api_client/v2/models/severity_modifier_rule_response.rb
new file mode 100644
index 000000000000..380cf702427c
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/severity_modifier_rule_response.rb
@@ -0,0 +1,123 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # A single severity modifier rule response.
+  class SeverityModifierRuleResponse
+    include BaseGenericModel
+
+    # The data object for a severity modifier rule as returned by the API.
+    attr_reader :data
+
+    attr_accessor :additional_properties
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'data' => :'data'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'data' => :'SeverityModifierRuleDataResponse'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::SeverityModifierRuleResponse` initialize method"
+      end
+
+      self.additional_properties = {}
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          self.additional_properties[k.to_sym] = v
+        else
+          h[k.to_sym] = v
+        end
+      }
+
+      if attributes.key?(:'data')
+        self.data = attributes[:'data']
+      end
+    end
+
+    # Check to see if the all the properties in the model are valid
+    # @return true if the model is valid
+    # @!visibility private
+    def valid?
+      return false if @data.nil?
+      true
+    end
+
+    # Custom attribute writer method with validation
+    # @param data [Object] Object to be assigned
+    # @!visibility private
+    def data=(data)
+      if data.nil?
+        fail ArgumentError, 'invalid value for "data", data cannot be nil.'
+      end
+      @data = data
+    end
+
+    # Returns the object in the form of hash, with additionalProperties support.
+    # @return [Hash] Returns the object in the form of hash
+    # @!visibility private
+    def to_hash
+      hash = {}
+      self.class.attribute_map.each_pair do |attr, param|
+        value = self.send(attr)
+        if value.nil?
+          is_nullable = self.class.openapi_nullable.include?(attr)
+          next if !is_nullable || (is_nullable && !instance_variable_defined?(:"@#{attr}"))
+        end
+
+        hash[param] = _to_hash(value)
+      end
+      self.additional_properties.each_pair do |attr, value|
+        hash[attr] = value
+      end
+      hash
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          data == o.data &&
+          additional_properties == o.additional_properties
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [data, additional_properties].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/severity_modifier_rule_set_action.rb b/lib/datadog_api_client/v2/models/severity_modifier_rule_set_action.rb
new file mode 100644
index 000000000000..4b4c4ba745fa
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/severity_modifier_rule_set_action.rb
@@ -0,0 +1,165 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Sets matched findings to a fixed severity.
+  class SeverityModifierRuleSetAction
+    include BaseGenericModel
+
+    # An optional free-form explanation for the severity change.
+    attr_reader :description
+
+    # The severity to assign to matched findings. `info_none` is not supported for the `iac_misconfiguration`, `runtime_code_vulnerability`, `secret`, or `static_code_vulnerability` finding types.
+    attr_reader :severity
+
+    # The type of a severity modifier rule action that sets a fixed severity.
+    attr_reader :type
+
+    attr_accessor :additional_properties
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'description' => :'description',
+        :'severity' => :'severity',
+        :'type' => :'type'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'description' => :'String',
+        :'severity' => :'SeverityModifierSeverity',
+        :'type' => :'SeverityModifierRuleSetActionType'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::SeverityModifierRuleSetAction` initialize method"
+      end
+
+      self.additional_properties = {}
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          self.additional_properties[k.to_sym] = v
+        else
+          h[k.to_sym] = v
+        end
+      }
+
+      if attributes.key?(:'description')
+        self.description = attributes[:'description']
+      end
+
+      if attributes.key?(:'severity')
+        self.severity = attributes[:'severity']
+      end
+
+      if attributes.key?(:'type')
+        self.type = attributes[:'type']
+      end
+    end
+
+    # Check to see if the all the properties in the model are valid
+    # @return true if the model is valid
+    # @!visibility private
+    def valid?
+      return false if !@description.nil? && @description.to_s.length > 20000
+      return false if @severity.nil?
+      return false if @type.nil?
+      true
+    end
+
+    # Custom attribute writer method with validation
+    # @param description [Object] Object to be assigned
+    # @!visibility private
+    def description=(description)
+      if !description.nil? && description.to_s.length > 20000
+        fail ArgumentError, 'invalid value for "description", the character length must be smaller than or equal to 20000.'
+      end
+      @description = description
+    end
+
+    # Custom attribute writer method with validation
+    # @param severity [Object] Object to be assigned
+    # @!visibility private
+    def severity=(severity)
+      if severity.nil?
+        fail ArgumentError, 'invalid value for "severity", severity cannot be nil.'
+      end
+      @severity = severity
+    end
+
+    # Custom attribute writer method with validation
+    # @param type [Object] Object to be assigned
+    # @!visibility private
+    def type=(type)
+      if type.nil?
+        fail ArgumentError, 'invalid value for "type", type cannot be nil.'
+      end
+      @type = type
+    end
+
+    # Returns the object in the form of hash, with additionalProperties support.
+    # @return [Hash] Returns the object in the form of hash
+    # @!visibility private
+    def to_hash
+      hash = {}
+      self.class.attribute_map.each_pair do |attr, param|
+        value = self.send(attr)
+        if value.nil?
+          is_nullable = self.class.openapi_nullable.include?(attr)
+          next if !is_nullable || (is_nullable && !instance_variable_defined?(:"@#{attr}"))
+        end
+
+        hash[param] = _to_hash(value)
+      end
+      self.additional_properties.each_pair do |attr, value|
+        hash[attr] = value
+      end
+      hash
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          description == o.description &&
+          severity == o.severity &&
+          type == o.type &&
+          additional_properties == o.additional_properties
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [description, severity, type, additional_properties].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/severity_modifier_rule_set_action_type.rb b/lib/datadog_api_client/v2/models/severity_modifier_rule_set_action_type.rb
new file mode 100644
index 000000000000..34a225fec2ed
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/severity_modifier_rule_set_action_type.rb
@@ -0,0 +1,26 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # The type of a severity modifier rule action that sets a fixed severity.
+  class SeverityModifierRuleSetActionType
+    include BaseEnumModel
+
+    SET = "set".freeze
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/severity_modifier_rule_shift_action.rb b/lib/datadog_api_client/v2/models/severity_modifier_rule_shift_action.rb
new file mode 100644
index 000000000000..b459a175a4c7
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/severity_modifier_rule_shift_action.rb
@@ -0,0 +1,165 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Shifts matched findings up or down by one severity rank.
+  class SeverityModifierRuleShiftAction
+    include BaseGenericModel
+
+    # An optional free-form explanation for the severity change.
+    attr_reader :description
+
+    # The direction in which to shift the severity of matched findings by one rank.
+    attr_reader :severity_delta
+
+    # The type of a severity modifier rule action that shifts the severity by one rank.
+    attr_reader :type
+
+    attr_accessor :additional_properties
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'description' => :'description',
+        :'severity_delta' => :'severity_delta',
+        :'type' => :'type'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'description' => :'String',
+        :'severity_delta' => :'SeverityModifierSeverityDelta',
+        :'type' => :'SeverityModifierRuleShiftActionType'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::SeverityModifierRuleShiftAction` initialize method"
+      end
+
+      self.additional_properties = {}
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          self.additional_properties[k.to_sym] = v
+        else
+          h[k.to_sym] = v
+        end
+      }
+
+      if attributes.key?(:'description')
+        self.description = attributes[:'description']
+      end
+
+      if attributes.key?(:'severity_delta')
+        self.severity_delta = attributes[:'severity_delta']
+      end
+
+      if attributes.key?(:'type')
+        self.type = attributes[:'type']
+      end
+    end
+
+    # Check to see if the all the properties in the model are valid
+    # @return true if the model is valid
+    # @!visibility private
+    def valid?
+      return false if !@description.nil? && @description.to_s.length > 20000
+      return false if @severity_delta.nil?
+      return false if @type.nil?
+      true
+    end
+
+    # Custom attribute writer method with validation
+    # @param description [Object] Object to be assigned
+    # @!visibility private
+    def description=(description)
+      if !description.nil? && description.to_s.length > 20000
+        fail ArgumentError, 'invalid value for "description", the character length must be smaller than or equal to 20000.'
+      end
+      @description = description
+    end
+
+    # Custom attribute writer method with validation
+    # @param severity_delta [Object] Object to be assigned
+    # @!visibility private
+    def severity_delta=(severity_delta)
+      if severity_delta.nil?
+        fail ArgumentError, 'invalid value for "severity_delta", severity_delta cannot be nil.'
+      end
+      @severity_delta = severity_delta
+    end
+
+    # Custom attribute writer method with validation
+    # @param type [Object] Object to be assigned
+    # @!visibility private
+    def type=(type)
+      if type.nil?
+        fail ArgumentError, 'invalid value for "type", type cannot be nil.'
+      end
+      @type = type
+    end
+
+    # Returns the object in the form of hash, with additionalProperties support.
+    # @return [Hash] Returns the object in the form of hash
+    # @!visibility private
+    def to_hash
+      hash = {}
+      self.class.attribute_map.each_pair do |attr, param|
+        value = self.send(attr)
+        if value.nil?
+          is_nullable = self.class.openapi_nullable.include?(attr)
+          next if !is_nullable || (is_nullable && !instance_variable_defined?(:"@#{attr}"))
+        end
+
+        hash[param] = _to_hash(value)
+      end
+      self.additional_properties.each_pair do |attr, value|
+        hash[attr] = value
+      end
+      hash
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          description == o.description &&
+          severity_delta == o.severity_delta &&
+          type == o.type &&
+          additional_properties == o.additional_properties
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [description, severity_delta, type, additional_properties].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/severity_modifier_rule_shift_action_type.rb b/lib/datadog_api_client/v2/models/severity_modifier_rule_shift_action_type.rb
new file mode 100644
index 000000000000..33863dd3717f
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/severity_modifier_rule_shift_action_type.rb
@@ -0,0 +1,26 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # The type of a severity modifier rule action that shifts the severity by one rank.
+  class SeverityModifierRuleShiftActionType
+    include BaseEnumModel
+
+    SHIFT = "shift".freeze
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/severity_modifier_rule_type.rb b/lib/datadog_api_client/v2/models/severity_modifier_rule_type.rb
new file mode 100644
index 000000000000..9c42ee301bf9
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/severity_modifier_rule_type.rb
@@ -0,0 +1,26 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # The JSON:API type for severity modifier rules.
+  class SeverityModifierRuleType
+    include BaseEnumModel
+
+    SEVERITY_MODIFIER_RULES = "severity_modifier_rules".freeze
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/severity_modifier_severity.rb b/lib/datadog_api_client/v2/models/severity_modifier_severity.rb
new file mode 100644
index 000000000000..4bff93445bd3
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/severity_modifier_severity.rb
@@ -0,0 +1,30 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # The severity to assign to matched findings. `info_none` is not supported for the `iac_misconfiguration`, `runtime_code_vulnerability`, `secret`, or `static_code_vulnerability` finding types.
+  class SeverityModifierSeverity
+    include BaseEnumModel
+
+    INFO_NONE = "info_none".freeze
+    LOW = "low".freeze
+    MEDIUM = "medium".freeze
+    HIGH = "high".freeze
+    CRITICAL = "critical".freeze
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/severity_modifier_severity_delta.rb b/lib/datadog_api_client/v2/models/severity_modifier_severity_delta.rb
new file mode 100644
index 000000000000..58d29f000bcd
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/severity_modifier_severity_delta.rb
@@ -0,0 +1,27 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # The direction in which to shift the severity of matched findings by one rank.
+  class SeverityModifierSeverityDelta
+    include BaseEnumModel
+
+    UP_ONE = "up_one".freeze
+    DOWN_ONE = "down_one".freeze
+  end
+end