https://freedom.tech/project/langchain-openai/ Every langchain-openai== release and update tracked by Freedom.Tech. en Freedom.Tech is a Foundation project. https://foundation.xyz Freedom.Tech, a Foundation project (https://foundation.xyz) https://freedom.tech/posts/2026-08-19-langchain-openai-1-6-0/ https://freedom.tech/posts/2026-08-19-langchain-openai-1-6-0/ Wed, 19 Aug 2026 21:45:02 GMT Langchain-openai adds standard model exception types and improves error handling for unexpected OpenAI API response types https://freedom.tech/posts/2026-08-18-langchain-openai-1-5-2/ https://freedom.tech/posts/2026-08-18-langchain-openai-1-5-2/ Tue, 18 Aug 2026 17:38:11 GMT Fixes reasoning item boundaries, adds gateway metadata extraction, and extends token counting support to o-series models https://freedom.tech/posts/2026-08-18-langchain-openai-1-5/ https://freedom.tech/posts/2026-08-18-langchain-openai-1-5/ Tue, 18 Aug 2026 01:51:38 GMT Adds gateway metadata extraction from response headers. Fixes o-series token counting https://freedom.tech/posts/2026-08-07-langchain-openai-1-4-2/ https://freedom.tech/posts/2026-08-07-langchain-openai-1-4-2/ Fri, 07 Aug 2026 13:58:15 GMT Filters langchain-generated content-block IDs; Handles ContextWindowExceededError https://freedom.tech/posts/2026-07-23-langchain-openai-1-4-1/ https://freedom.tech/posts/2026-07-23-langchain-openai-1-4-1/ Thu, 23 Jul 2026 20:31:28 GMT LangChain OpenAI adds LangSmith gateway support via environment variable and fixes GPT-5.3 profile configuration https://freedom.tech/posts/2026-07-21-langchain-openai-1-4-0/ https://freedom.tech/posts/2026-07-21-langchain-openai-1-4-0/ Tue, 21 Jul 2026 16:09:39 GMT Adds reasoning-effort parameter; Bumps Pillow to 12.3.0 https://freedom.tech/posts/2026-07-08-langchain-openai-1-3-4/ https://freedom.tech/posts/2026-07-08-langchain-openai-1-3-4/ Wed, 08 Jul 2026 23:00:08 GMT Suppresses Pydantic serializer warnings on structured output parsed fields and fixes async context loop handling https://freedom.tech/posts/2026-06-22-langchain-openai-1-3-3/ https://freedom.tech/posts/2026-06-22-langchain-openai-1-3-3/ Mon, 22 Jun 2026 22:54:23 GMT Fixes tool schema strictness for OpenAI-compatible models and removes unnecessary response storage fields and stop parameters from API calls https://freedom.tech/posts/2026-06-13-langchain-openai-1-3-1/ https://freedom.tech/posts/2026-06-13-langchain-openai-1-3-1/ Sat, 13 Jun 2026 02:42:27 GMT Fixes streamed tool call normalization and structured output fallbacks, adds package version tracking to tracing metadata https://freedom.tech/posts/2026-06-09-langchain-openai-1-3-0/ https://freedom.tech/posts/2026-06-09-langchain-openai-1-3-0/ Tue, 09 Jun 2026 20:40:40 GMT Langchain-openai 1.3.0 adds support for OpenAI's apply_patch built-in tool and updates model profile data