prebid · CTMBNara · Jun 8, 2026
diff --git a/src/main/java/org/prebid/server/spring/config/bidder/util/BidderDepsAssembler.java b/src/main/java/org/prebid/server/spring/config/bidder/util/BidderDepsAssembler.java
@@ -22,6 +22,7 @@
 import org.prebid.server.spring.config.bidder.model.usersync.CookieFamilySource;
 import org.prebid.server.spring.config.bidder.model.usersync.UsersyncConfigurationProperties;
 import org.prebid.server.spring.env.YamlPropertySourceFactory;
+import org.prebid.server.util.ObjectUtil;
 import org.springframework.boot.context.properties.bind.Binder;
 import org.springframework.boot.context.properties.source.MapConfigurationPropertySource;
 import org.springframework.core.io.InputStreamResource;
@@ -228,11 +229,17 @@ private CFG configurationAsPropertiesObject(Object configuration, Class<?> targe
     @SuppressWarnings({"unchecked", "rawtypes"})
     private CFG mergeConfigurations(CFG aliasConfiguration, CFG coreConfiguration) {
         try {
+            final Integer aliasVendorId = ObjectUtil.getIfNotNull(
+                    aliasConfiguration.getMetaInfo(), MetaInfo::getVendorId);
             final JsonNode mergedNode = JsonMergePatch
                     .fromJson(MAPPER.valueToTree(aliasConfiguration))
                     .apply(MAPPER.valueToTree(coreConfiguration));
 
-            return (CFG) MAPPER.treeToValue(mergedNode, (Class) coreConfiguration.getSelfClass());
+            final CFG mergedConfiguration = (CFG) MAPPER.treeToValue(
+                    mergedNode, (Class) coreConfiguration.getSelfClass());
+            mergedConfiguration.getMetaInfo().setVendorId(aliasVendorId);
+
+            return mergedConfiguration;
         } catch (JsonPatchException | JsonProcessingException e) {
             throw new IllegalArgumentException("Exception occurred while merging alias configuration", e);
         }

diff --git a/src/main/resources/bidder-config/adf.yaml b/src/main/resources/bidder-config/adf.yaml
@@ -2,7 +2,9 @@ adapters:
   adf:
     endpoint: https://adx.adform.net/adx/openrtb
     aliases:
-      adform: ~
+      adform:
+        meta-info:
+          vendor-id: 50
     meta-info:
       maintainer-email: scope.sspp@adform.com
       app-media-types:

diff --git a/src/main/resources/bidder-config/adkernel.yaml b/src/main/resources/bidder-config/adkernel.yaml
@@ -3,8 +3,12 @@ adapters:
     endpoint: http://pbs.adksrv.com/hb?zone=%s
     endpoint-compression: gzip
     aliases:
-      rxnetwork: ~
-      152media: ~
+      rxnetwork:
+        meta-info:
+          vendor-id: 14
+      152media:
+        meta-info:
+          vendor-id: 14
       xapads:
         enabled: false
         meta-info:

diff --git a/src/main/resources/bidder-config/admatic.yaml b/src/main/resources/bidder-config/admatic.yaml
@@ -6,24 +6,30 @@ adapters:
         enabled: false
         meta-info:
           maintainer-email: publisher@adtarget.com.tr
-        vendor-id: 779
+          vendor-id: 779
       pixad:
         enabled: false
         meta-info:
           maintainer-email: prebid@pixad.com.tr
+          vendor-id: 1281
       monetixads:
         enabled: false
         meta-info:
           maintainer-email: team@monetixads.com
+          vendor-id: 1281
       admaticde:
         enabled: false
+        meta-info:
+          vendor-id: 1281
       yobee:
         enabled: false
         meta-info:
           maintainer-email: adops@yobee.it
+          vendor-id: 1281
       netaddiction:
         meta-info:
           maintainer-email: publishers-support@netaddiction.it
+          vendor-id: 1281
     meta-info:
       maintainer-email: prebid@admatic.com.tr
       app-media-types:

diff --git a/src/main/resources/bidder-config/adverxo.yaml b/src/main/resources/bidder-config/adverxo.yaml
@@ -6,6 +6,8 @@ adapters:
       adport:
         enabled: false
         endpoint: https://adport.pbsadverxo.com/auction?id={{adUnitId}}&auth={{auth}}
+        meta-info:
+          vendor-id: 0
         usersync:
           enabled: false
           cookie-family-name: adport
@@ -20,6 +22,8 @@ adapters:
       bidsmind:
         enabled: false
         endpoint: https://bidsmind.pbsadverxo.com/auction?id={{adUnitId}}&auth={{auth}}
+        meta-info:
+          vendor-id: 0
         usersync:
           enabled: false
           cookie-family-name: bidsmind
@@ -34,6 +38,8 @@ adapters:
       harrenmedia:
         enabled: false
         endpoint: https://harrenmedia.pbsadverxo.com/auction?id={{adUnitId}}&auth={{auth}}
+        meta-info:
+          vendor-id: 0
         usersync:
           enabled: false
           cookie-family-name: harrenmedia

diff --git a/src/main/resources/bidder-config/apacdex.yaml b/src/main/resources/bidder-config/apacdex.yaml
@@ -3,8 +3,12 @@ adapters:
     modifying-vast-xml-allowed: false
     endpoint: http://useast.quantumdex.io/auction/pbs
     aliases:
-      quantumdex: ~
-      valueimpression: ~
+      quantumdex:
+        meta-info:
+          vendor-id: 0
+      valueimpression:
+        meta-info:
+          vendor-id: 0
     meta-info:
       maintainer-email: support@apacdex.com
       app-media-types:

diff --git a/src/main/resources/bidder-config/appnexus.yaml b/src/main/resources/bidder-config/appnexus.yaml
@@ -5,6 +5,7 @@ adapters:
       mediafuse:
         meta-info:
           maintainer-email: support@mediafuse.com
+          vendor-id: 32
     meta-info:
       maintainer-email: prebid@microsoft.com
       app-media-types:

diff --git a/src/main/resources/bidder-config/aso.yaml b/src/main/resources/bidder-config/aso.yaml
@@ -7,6 +7,7 @@ adapters:
         endpoint: https://srv.datacygnal.io/pbs/bidder?zid={{ZoneID}}
         meta-info:
           maintainer-email: contact@bcm.ltd
+          vendor-id: 0
         usersync:
           cookie-family-name: bcmint
           redirect:
@@ -18,6 +19,7 @@ adapters:
         endpoint: https://srv.bidgx.com/pbs/bidder?zid={{ZoneID}}
         meta-info:
           maintainer-email: aso@bidgency.com
+          vendor-id: 0
         usersync:
           cookie-family-name: bidagency
           redirect:
@@ -29,6 +31,7 @@ adapters:
         endpoint: https://srv.kntxy.com/pbs/bidder?zid={{ZoneID}}
         meta-info:
           maintainer-email: ssp@kuantyx.com
+          vendor-id: 0
         usersync:
           cookie-family-name: kuantyx
           redirect:

diff --git a/src/main/resources/bidder-config/beyondmedia.yaml b/src/main/resources/bidder-config/beyondmedia.yaml
@@ -4,6 +4,8 @@ adapters:
     aliases:
       andbeyondmedia:
         endpoint: http://backend.andbeyond.media/pserver
+        meta-info:
+          vendor-id: 0
     meta-info:
       maintainer-email: sysengg@andbeyond.media
       app-media-types:

diff --git a/src/main/resources/bidder-config/colossus.yaml b/src/main/resources/bidder-config/colossus.yaml
@@ -5,6 +5,8 @@ adapters:
     aliases:
       colossusssp:
         enabled: false
+        meta-info:
+          vendor-id: 0
     meta-info:
       maintainer-email: support@colossusmediassp.com
       app-media-types:

diff --git a/src/main/resources/bidder-config/elementaltv.yaml b/src/main/resources/bidder-config/elementaltv.yaml
@@ -3,7 +3,9 @@ adapters:
     endpoint: https://pbs.elementaltv.io/ads/processHeaderBid/{{AdUnit}}
     ortb-version: "2.6"
     aliases:
-      adoppler: ~
+      adoppler:
+        meta-info:
+          vendor-id: 0
     meta-info:
       maintainer-email: support@elementaltv.com
       app-media-types:

diff --git a/src/main/resources/bidder-config/emxdigital.yaml b/src/main/resources/bidder-config/emxdigital.yaml
@@ -4,6 +4,8 @@ adapters:
     aliases:
       cadent_aperture_mx:
         enabled: false
+        meta-info:
+          vendor-id: 183
         # CadentAperture only operates in North America
         geoscope:
           - USA

diff --git a/src/main/resources/bidder-config/epsilon.yaml b/src/main/resources/bidder-config/epsilon.yaml
@@ -4,6 +4,8 @@ adapters:
     ortb-version: "2.6"
     aliases:
       conversant:
+        meta-info:
+          vendor-id: 24
         usersync:
           cookie-family-name: conversant
     meta-info:

diff --git a/src/main/resources/bidder-config/freewheelssp.yaml b/src/main/resources/bidder-config/freewheelssp.yaml
@@ -8,6 +8,8 @@ adapters:
         enabled: false
         endpoint: "https://prebid.v.fwmrm.net/ortb/ssp"
         endpoint-compression: gzip
+        meta-info:
+          vendor-id: 285
         usersync:
           enabled: true
           cookie-family-name: fwssp

diff --git a/src/main/resources/bidder-config/generic.yaml b/src/main/resources/bidder-config/generic.yaml
@@ -4,6 +4,8 @@ adapters:
     aliases:
       genericAlias:
         enabled: false
+        meta-info:
+          vendor-id: 0
       adrino:
         enabled: false
         endpoint: https://prd-prebid-bidder.adrino.io/openrtb/bid

diff --git a/src/main/resources/bidder-config/gothamads.yaml b/src/main/resources/bidder-config/gothamads.yaml
@@ -7,6 +7,7 @@ adapters:
         endpoint: http://lb-east.intenze.co/?pass={{AccountID}}
         meta-info:
           maintainer-email: connect@intenze.co
+          vendor-id: 0
     meta-info:
       maintainer-email: support@gothamads.com
       app-media-types:

diff --git a/src/main/resources/bidder-config/imds.yaml b/src/main/resources/bidder-config/imds.yaml
@@ -9,6 +9,8 @@ adapters:
       synacormedia:
         deprecated-names: null # Must re-declare as empty or the deprecation error in the response is incorrect
         endpoint: "https://pbs.technoratimedia.com/openrtb/bids/{{AccountID}}?src={{SourceId}}&adapter=synacormedia"
+        meta-info:
+          vendor-id: 0
     endpoint: "https://pbs.technoratimedia.com/openrtb/bids/{{AccountID}}?src={{SourceId}}&adapter=imds"
     meta-info:
       maintainer-email: eng-demand@imds.tv

diff --git a/src/main/resources/bidder-config/limelightDigital.yaml b/src/main/resources/bidder-config/limelightDigital.yaml
@@ -4,6 +4,8 @@ adapters:
     aliases:
       filmzie:
         enabled: false
+        meta-info:
+          vendor-id: 0
       iionads:
         enabled: false
         endpoint: http://ads-pbs.iionads.com/openrtb/{{PublisherID}}?host={{Host}}
@@ -12,6 +14,8 @@ adapters:
       evtech:
         enabled: false
         endpoint: http://ads-pbs.direct.e-volution.ai/openrtb/{{PublisherID}}?host={{Host}}
+        meta-info:
+          vendor-id: 0
         usersync:
           enabled: true
           cookie-family-name: evtech
@@ -26,38 +30,62 @@ adapters:
       adsyield:
         enabled: false
         endpoint: http://ads-pbs.open-adsyield.com/openrtb/{{PublisherID}}?host={{Host}}
+        meta-info:
+          vendor-id: 0
       greedygame:
         enabled: false
         endpoint: http://ads-pbs.rtb-greedygame.com/openrtb/{{PublisherID}}?host={{Host}}
+        meta-info:
+          vendor-id: 0
       appstock:
         enabled: false
         endpoint: http://ads-pbs.pre.vr-tb.com/openrtb/{{PublisherID}}?host={{Host}}
+        meta-info:
+          vendor-id: 0
       xtrmqb:
         enabled: false
         endpoint: http://ads-pbs.ortb.tech/openrtb/{{PublisherID}}?host={{Host}}
+        meta-info:
+          vendor-id: 0
       embimedia:
         enabled: false
         endpoint: http://ads-pbs.bidder-embi.media/openrtb/{{PublisherID}}?host={{Host}}
+        meta-info:
+          vendor-id: 0
       tgm:
         enabled: false
+        meta-info:
+          vendor-id: 0
       streamlyn:
         enabled: false
         endpoint: http://rtba.bidsxchange.com/openrtb/{{PublisherID}}?host={{Host}}
+        meta-info:
+          vendor-id: 0
       streamvision:
         enabled: false
         endpoint: http://ads-pbs.adops.streamvisionmedia.com/openrtb/{{PublisherID}}?host={{Host}}
+        meta-info:
+          vendor-id: 0
       orangeclickmedia:
         enabled: false
         endpoint: http://ads-pbs.scotty.orangeclickmedia.com/openrtb/{{PublisherID}}?host={{Host}}
+        meta-info:
+          vendor-id: 0
       velonium:
         enabled: false
         endpoint: http://ads-pbs.adxvel.com/openrtb/{{PublisherID}}?host={{Host}}
+        meta-info:
+          vendor-id: 0
       adtg_org:
         enabled: false
         endpoint: http://ads-pbs.rtb.adtarget.org/openrtb/{{PublisherID}}?host={{Host}}
+        meta-info:
+          vendor-id: 0
       performist:
         enabled: false
         endpoint: http://ads-pbs.performserv.com/openrtb/{{PublisherID}}
+        meta-info:
+          vendor-id: 0
     meta-info:
       maintainer-email: engineering@project-limelight.com
       app-media-types:

diff --git a/src/main/resources/bidder-config/nexx360.yaml b/src/main/resources/bidder-config/nexx360.yaml
@@ -3,9 +3,15 @@ adapters:
     endpoint: http://fast.nexx360.io/prebid-server
     endpoint-compression: gzip
     aliases:
-      1accord: ~
-      easybid: ~
-      prismassp: ~
+      1accord:
+        meta-info:
+          vendor-id: 965
+      easybid:
+        meta-info:
+          vendor-id: 965
+      prismassp:
+        meta-info:
+          vendor-id: 965
       ybidder:
         enabled: false
         meta-info:

diff --git a/src/main/resources/bidder-config/rubicon.yaml b/src/main/resources/bidder-config/rubicon.yaml
@@ -11,6 +11,8 @@ adapters:
     aliases:
       magnite:
         enabled: false
+        meta-info:
+          vendor-id: 52
     ortb:
       multiformat-supported: true
     meta-info:

diff --git a/src/main/resources/bidder-config/seedingAlliance.yaml b/src/main/resources/bidder-config/seedingAlliance.yaml
@@ -17,6 +17,8 @@ adapters:
       finative:
         enabled: false
         endpoint: https://b.finative.cloud/cds/rtb/bid?ssp={{AccountId}}
+        meta-info:
+          vendor-id: 371
     meta-info:
       maintainer-email: tech@seeding-alliance.de
       app-media-types:

diff --git a/src/main/resources/bidder-config/showheroes.yaml b/src/main/resources/bidder-config/showheroes.yaml
@@ -2,8 +2,12 @@ adapters:
   showheroes:
     endpoint: https://ads.viralize.tv/openrtb2/auction/
     aliases:
-      showheroes-bs: ~
-      showheroesBs: ~
+      showheroes-bs:
+        meta-info:
+          vendor-id: 111
+      showheroesBs:
+        meta-info:
+          vendor-id: 111
     ortb-version: '2.6'
     meta-info:
       maintainer-email: tech@showheroes.com

diff --git a/src/main/resources/bidder-config/smartadserver.yaml b/src/main/resources/bidder-config/smartadserver.yaml
@@ -6,6 +6,8 @@ adapters:
     aliases:
       equativ:
         enabled: false
+        meta-info:
+          vendor-id: 45
     meta-info:
       maintainer-email: supply-partner-integration@equativ.com
       app-media-types: