diff --git a/.github/workflows/daily.yaml b/.github/workflows/daily.yaml
index 79a5b4b..8ef5c1a 100644
--- a/.github/workflows/daily.yaml
+++ b/.github/workflows/daily.yaml
@@ -29,7 +29,6 @@ jobs:
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0
         with:
           python-version: ${{ matrix.python-version }}
-          cache: pip
 
       - name: Install testing dependencies
         run: |
diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index 96aaa0c..02cbeba 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -26,7 +26,6 @@ jobs:
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: ${{ matrix.python-version }}
-          cache: pip
 
       - name: Install testing dependencies
         run: |
@@ -50,7 +49,6 @@ jobs:
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.14"
-          cache: pip
 
       - name: Install testing dependencies
         run: |
@@ -82,13 +80,6 @@ jobs:
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.14"
-          cache: pip
-
-      - name: Cache testdata
-        uses: actions/cache@v4
-        with:
-          path: .testdata
-          key: codeentropy-testdata-${{ runner.os }}-py314
 
       - name: Install testing dependencies
         run: |
@@ -128,7 +119,6 @@ jobs:
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.14"
-          cache: pip
 
       - name: Install docs dependencies
         run: |
@@ -160,7 +150,6 @@ jobs:
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.14"
-          cache: pip
 
       - name: Install pre-commit dependencies
         run: |
@@ -190,7 +179,6 @@ jobs:
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.14"
-          cache: pip
 
       - name: Install testing dependencies
         run: |
diff --git a/.github/workflows/update_regression_baselines.yaml b/.github/workflows/update_regression_baselines.yaml
index fe83f16..1440713 100644
--- a/.github/workflows/update_regression_baselines.yaml
+++ b/.github/workflows/update_regression_baselines.yaml
@@ -26,7 +26,6 @@ jobs:
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0
         with:
           python-version: "3.14"
-          cache: pip
 
       - name: Install testing dependencies
         run: |
diff --git a/.github/workflows/weekly-docs.yaml b/.github/workflows/weekly-docs.yaml
index 5f56a0d..709b323 100644
--- a/.github/workflows/weekly-docs.yaml
+++ b/.github/workflows/weekly-docs.yaml
@@ -28,7 +28,6 @@ jobs:
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0
         with:
           python-version: ${{ matrix.python-version }}
-          cache: pip
 
       - name: Install python dependencies
         run: |
diff --git a/.github/workflows/weekly-regression.yaml b/.github/workflows/weekly-regression.yaml
index 5f4595b..16d152d 100644
--- a/.github/workflows/weekly-regression.yaml
+++ b/.github/workflows/weekly-regression.yaml
@@ -25,7 +25,6 @@ jobs:
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.14"
-          cache: pip
 
       - name: Install testing dependencies
         run: |
@@ -57,13 +56,6 @@ jobs:
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.14"
-          cache: pip
-
-      - name: Cache regression test data
-        uses: actions/cache@v4
-        with:
-          path: .testdata
-          key: codeentropy-testdata-${{ runner.os }}-py314
 
       - name: Install testing dependencies
         run: |