[openai-sdks]

Automated Release PR

3.40.0 (2026-10-27)

Features

• api: add prompt cache breakpoint TTL options (#4188) (3596d18)

Bug Fixes

• ci: use an explicit browser demo dependency (#4185) (a3f4302)

Chores

• deps-dev: bump griffe from 1.14.0 to 2.3.0 (#4069) (766b849)
• deps: bump actions/create-github-app-token from 3.2.0 to 3.3.0 (#4178) (06dbb5d)
• deps: bump actions/download-artifact from 8.0.1 to 8.0.2 (#4110) (2404d04)
• deps: bump actions/upload-artifact from 7.0.1 to 7.0.2 (#4107) (0adf711)
• deps: bump github/codeql-action/analyze from 4.38.2 to 4.39.0 (#4177) (1e42321)
• deps: bump openai/codex-action from 1.12 to 1.13 (#4070) (904ed3f)
• update generated-code verification and preserve SDK helpers (#4186) (9412200)

---

This PR was generated with Release Please. See documentation.

[chatgpt-codex-connector]

Codex Review Summary

This comment shows the latest Codex review activity on this pull request.

Review	Status	Commit	Review trigger
📝 Code Review	✅ Completed 2026-10-27T03:51:41.460932Z	3530167	New commits
🔒 Security Review	✅ Completed 2026-10-27T03:51:59.119703Z	3530167	New commits

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[github-actions]

Castiron custom code

Evaluated main: 3596d18f05b63081fd64c6da82b515293afb98c6.

Trusted main policy: 3596d18f05b63081fd64c6da82b515293afb98c6.

✅ No new custom-code files detected.

0 mixed files remain; 0 existing customizations changed.

Compared 3596d18f05b6 → 3530167db3be. Generated baselines verified.

A changed generated baseline means this report cannot reliably identify which handwritten lines changed.

Inspect the custom-code diff

Download the exact patch produced by this run (requires repository access):

gh run download 40446642780 --repo openai/openai-python \
  --name castiron-custom-code-40446642780-1 --dir /tmp/castiron-custom-code-40446642780-1
git apply --stat /tmp/castiron-custom-code-40446642780-1/custom-code.patch
cat /tmp/castiron-custom-code-40446642780-1/custom-code.patch

Or reproduce it from an SDK checkout containing the vendored reporter:

git fetch --no-tags origin 3596d18f05b63081fd64c6da82b515293afb98c6 3530167db3be6671c6961a1829d4af928b4c5079
python3 scripts/castiron/custom_code_report.py report \
  --base 3596d18f05b63081fd64c6da82b515293afb98c6 \
  --head 3530167db3be6671c6961a1829d4af928b4c5079 --target-branch main --fetch --require-head-hash --public \
  --out /tmp/castiron-custom-code-3530167db3be
cat /tmp/castiron-custom-code-3530167db3be/custom-code.patch

This is the current full custom patch for mixed files, not an attribution of only the handwritten lines changed by this PR.

Full report and patch