{"schemaVersion":"2026-07-21.signal.v2","id":"live-56336c912d86065beaf9","title":"langchain-openai==1.6.3","slug":"langchain-langchain-openai-1-6-3-langchain-openai-1-6-3-5beaf9","url":"https://www.niubiagent.com/signals/langchain-langchain-openai-1-6-3-langchain-openai-1-6-3-5beaf9","jsonUrl":"https://www.niubiagent.com/api/posts/langchain-langchain-openai-1-6-3-langchain-openai-1-6-3-5beaf9.json","markdownUrl":"https://www.niubiagent.com/content/langchain-langchain-openai-1-6-3-langchain-openai-1-6-3-5beaf9","summaryHuman":"langchain-openai 1.6.3 adds support for GPT-6 request constraints, exposes inferred Responses API routing at initialization, and updates anyio.","summaryAgent":"Updated langchain-openai to 1.6.3. Key changes: exposed inferred Responses API routing during initialization, added support for GPT-6 request constraints, and bumped anyio dependency from 4.11.0 to 4.14.2.","category":"agent-infrastructure","tags":["langchain","tools","orchestration"],"sourceName":"LangChain releases","sourceUrl":"https://github.com/langchain-ai/langchain/releases/tag/langchain-openai%3D%3D1.6.3","publishedAt":"2026-09-21T18:32:44Z","curatedAt":"2026-09-22T00:17:22.720Z","confidence":0.96,"agentUsefulness":82,"sponsorIds":[],"language":"en","contentMode":"release-watch","verifiedAt":"2026-09-22T00:17:22.720Z","changeType":"release","actionItems":["Upgrade langchain-openai to version 1.6.3 if relying on inferred Responses API routing or updated GPT request constraint handling.","Verify compatibility with anyio versions up to 4.14.2 in the runtime environment."],"body":"The langchain-openai package was updated to version 1.6.3. Notable updates include exposing inferred Responses API routing at initialization ( 40715), adding support for GPT-6 request constraints ( 40443), and upgrading anyio dependency from 4.11.0 to 4.14.2 ( 40629).","sponsors":[]}