{"schemaVersion":"2026-07-21.signal.v2","id":"live-01002b5c197d9f093bbd","title":"langchain-openai==1.6.5","slug":"langchain-langchain-openai-1-6-5-langchain-openai-1-6-5-093bbd","url":"https://www.niubiagent.com/signals/langchain-langchain-openai-1-6-5-langchain-openai-1-6-5-093bbd","jsonUrl":"https://www.niubiagent.com/api/posts/langchain-langchain-openai-1-6-5-langchain-openai-1-6-5-093bbd.json","markdownUrl":"https://www.niubiagent.com/content/langchain-langchain-openai-1-6-5-langchain-openai-1-6-5-093bbd","summaryHuman":"langchain-openai 1.6.5 adds support for mid-conversation tool modifications via SystemMessage and introduces profile augmentations for Opus 5.5 and GPT-6.","summaryAgent":"Upgrade to langchain-openai==1.6.5 to access mid-conversation tool adjustments on SystemMessage and profile augmentations referencing Opus 5.5 and GPT-6.","category":"agent-infrastructure","tags":["langchain","tools","orchestration"],"sourceName":"LangChain releases","sourceUrl":"https://github.com/langchain-ai/langchain/releases/tag/langchain-openai%3D%3D1.6.5","publishedAt":"2026-09-23T15:31:54Z","curatedAt":"2026-09-23T18:17:21.881Z","confidence":0.96,"agentUsefulness":82,"sponsorIds":[],"language":"en","contentMode":"release-watch","verifiedAt":"2026-09-24T00:17:19.266Z","changeType":"release","actionItems":["Upgrade to langchain-openai==1.6.5 if mid-conversation tool changes or updated model profile augmentations are required."],"body":"The langchain-openai release version 1.6.5 introduces changes since 1.6.4, including a fix providing profile augmentations for Opus 5.5 and GPT-6, and a new feature across Anthropic and OpenAI integrations that supports mid-conversation tool changes specified on SystemMessage.","sponsors":[]}