diff --git a/.github/workflows/changelog.yml b/.github/workflows/changelog.yml
index 2a74c9dace..5902657eb2 100644
--- a/.github/workflows/changelog.yml
+++ b/.github/workflows/changelog.yml
@@ -8,7 +8,7 @@ on:
 env:
   CACHE_VERSION: 1
   KEY_PREFIX: base-venv
-  DEFAULT_PYTHON: "3.12"
+  DEFAULT_PYTHON: "3.13"
 
 permissions:
   contents: read
diff --git a/.github/workflows/checks.yaml b/.github/workflows/checks.yaml
index 4ff965fb67..0834fdda25 100644
--- a/.github/workflows/checks.yaml
+++ b/.github/workflows/checks.yaml
@@ -13,7 +13,7 @@ on:
 env:
   CACHE_VERSION: 2
   KEY_PREFIX: base-venv
-  DEFAULT_PYTHON: "3.12"
+  DEFAULT_PYTHON: "3.13"
   PRE_COMMIT_CACHE: ~/.cache/pre-commit
 
 concurrency:
diff --git a/.github/workflows/primer-test.yaml b/.github/workflows/primer-test.yaml
index 93459dddcc..0e05cae1b5 100644
--- a/.github/workflows/primer-test.yaml
+++ b/.github/workflows/primer-test.yaml
@@ -30,7 +30,7 @@ jobs:
     timeout-minutes: 5
     strategy:
       matrix:
-        python-version: [3.9, "3.10", "3.11", "3.12", "3.13-dev"]
+        python-version: [3.9, "3.10", "3.11", "3.12", "3.13"]
     outputs:
       python-key: ${{ steps.generate-python-key.outputs.key }}
     steps:
@@ -72,7 +72,7 @@ jobs:
     needs: prepare-tests-linux
     strategy:
       matrix:
-        python-version: [3.9, "3.10", "3.11", "3.12", "3.13-dev"]
+        python-version: [3.9, "3.10", "3.11", "3.12", "3.13"]
     steps:
       - name: Check out code from GitHub
         uses: actions/checkout@v4.2.0
diff --git a/.github/workflows/primer_comment.yaml b/.github/workflows/primer_comment.yaml
index 43a1157743..ed9b42235b 100644
--- a/.github/workflows/primer_comment.yaml
+++ b/.github/workflows/primer_comment.yaml
@@ -16,7 +16,7 @@ env:
   # This needs to be the SAME as in the Main and PR job
   CACHE_VERSION: 4
   KEY_PREFIX: venv-primer
-  DEFAULT_PYTHON: "3.12"
+  DEFAULT_PYTHON: "3.13"
 
 permissions:
   contents: read
diff --git a/.github/workflows/primer_run_main.yaml b/.github/workflows/primer_run_main.yaml
index c58fd58070..ceaa312a94 100644
--- a/.github/workflows/primer_run_main.yaml
+++ b/.github/workflows/primer_run_main.yaml
@@ -29,7 +29,7 @@ jobs:
     timeout-minutes: 45
     strategy:
       matrix:
-        python-version: ["3.9", "3.12"]
+        python-version: ["3.9", "3.13"]
         batches: [4]
         batchIdx: [0, 1, 2, 3]
     steps:
diff --git a/.github/workflows/primer_run_pr.yaml b/.github/workflows/primer_run_pr.yaml
index 06848057c0..bf84f74022 100644
--- a/.github/workflows/primer_run_pr.yaml
+++ b/.github/workflows/primer_run_pr.yaml
@@ -38,7 +38,7 @@ jobs:
     timeout-minutes: 45
     strategy:
       matrix:
-        python-version: ["3.9", "3.12"]
+        python-version: ["3.9", "3.13"]
         batches: [4]
         batchIdx: [0, 1, 2, 3]
     steps:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a604d23d85..13cd0e213c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -6,7 +6,7 @@ on:
       - published
 
 env:
-  DEFAULT_PYTHON: "3.12"
+  DEFAULT_PYTHON: "3.13"
 
 permissions:
   contents: read
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index d2f78bbcd2..cea9cd196e 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -31,7 +31,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.9, "3.10", "3.11", "3.12", "3.13-dev"]
+        python-version: [3.9, "3.10", "3.11", "3.12", "3.13"]
     outputs:
       python-key: ${{ steps.generate-python-key.outputs.key }}
     steps:
@@ -94,7 +94,7 @@ jobs:
         id: python
         uses: actions/setup-python@v5.2.0
         with:
-          python-version: "3.12"
+          python-version: "3.13"
           check-latest: true
       - name: Restore Python virtual environment
         id: cache-venv
@@ -126,7 +126,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.12"]
+        python-version: ["3.13"]
     steps:
       - name: Check out code from GitHub
         uses: actions/checkout@v4.2.0
@@ -177,7 +177,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.9, "3.10", "3.11", "3.12", "3.13-dev"]
+        python-version: [3.9, "3.10", "3.11", "3.12", "3.13"]
     steps:
       - name: Set temp directory
         run: echo "TEMP=$env:USERPROFILE\AppData\Local\Temp" >> $env:GITHUB_ENV