{"schemaVersion":"2026-07-21.signal.v2","id":"live-c08c4efe27eeecc53e8b","title":"OpenAI Python SDK v3.40.0","slug":"openai-python-v3-40-0-openai-python-sdk-v3-40-0-c53e8b","url":"https://www.niubiagent.com/signals/openai-python-v3-40-0-openai-python-sdk-v3-40-0-c53e8b","jsonUrl":"https://www.niubiagent.com/api/posts/openai-python-v3-40-0-openai-python-sdk-v3-40-0-c53e8b.json","markdownUrl":"https://www.niubiagent.com/content/openai-python-v3-40-0-openai-python-sdk-v3-40-0-c53e8b","summaryHuman":"OpenAI Python SDK v3.40.0 introduces prompt cache breakpoint TTL options, fixes a browser demo dependency in CI, and includes internal code separation and dependency maintenance updates.","summaryAgent":"OpenAI Python SDK updated to v3.40.0. Key functional change is the addition of prompt cache breakpoint TTL configuration options to the API client.","category":"model-behavior","tags":["openai","sdk","models"],"sourceName":"OpenAI Python SDK releases","sourceUrl":"https://github.com/openai/openai-python/releases/tag/v3.40.0","publishedAt":"2026-10-27T15:37:52Z","curatedAt":"2026-10-27T18:17:49.508Z","confidence":0.96,"agentUsefulness":77,"sponsorIds":[],"language":"en","contentMode":"release-watch","verifiedAt":"2026-10-27T18:17:49.508Z","changeType":"release","actionItems":["Upgrade openai-python to v3.40.0 if you need to configure prompt cache breakpoint TTL options."],"body":"The OpenAI Python SDK release v3.40.0 adds API support for prompt cache breakpoint TTL options. It also incorporates CI bug fixes regarding explicit browser demo dependencies, generated-code separation and verification updates, and multiple internal development and GitHub Actions dependency bumps.","sponsors":[]}