Changes since langchain-text-splitters==1.1.2 release(text-splitters): 1.1.3 (#41001) chore(deps): bump the minor-and-patch group across 3 directories with 4 updates (#40969) chore(deps): bump tornado from 6.5.9 to 6.5.10 in /libs/text-splitters (#40971) chore(deps): bump urllib3 from 2.7.0 to 2.8.0 in /libs/text-splitters (#40938) chore(deps): bump tornado from 6.5.8 to 6.5.9 in /libs/text-splitt…
Changes since langchain-openai==1.6.6 release(openai): 1.6.7 (#40933) chore(model-profiles): refresh model profile data (#40924) test(openai): drop retired completions live tests (#40910) chore(model-profiles): refresh model profile data (#40869) feat(openai): discover Azure workload identity (#40532)
Changes since langchain-anthropic==1.7.4 release(anthropic): 1.7.5 (#40912) fix(anthropic): support Claude Sonnet 5.5 compatibility (#40882) fix(anthropic): serialize invalid tool calls as tool use on replay (#40864)
Changes since langchain-core==1.6.5 release(core): 1.6.6 (#40906) fix(anthropic): support Claude Sonnet 5.5 compatibility (#40882) docs(core): fix docstring examples that don't run as copied (#40815)
Changes since langchain-fireworks==1.6.3 hotfix(fireworks): replace unavailable integration test model (#40890) release(fireworks): 1.7.0 (#40889) feat(fireworks): add prompt caching middleware (#38823) fix(fireworks): classify mid-stream read timeouts (#40874) chore(model-profiles): refresh model profile data (#40833)
Changes since langchain==1.4.2 release(langchain): 1.4.3 (#40888) fix(langchain): sanitize cache settings for fallback models (#40886) feat(langchain): support Bedrock Mantle chat models in init_chat_model (#40837) fix(langchain): recognize GPT-6 structured output without profiles (#40844) docs(infra): fix AGENTS.md root setup guidance and package doc accuracy (#40794) fix(langchain): repair inval…
Changes since langchain-fireworks==1.6.2 release(fireworks): 1.6.3 (#40834) fix(fireworks): declare native PDF inputs unsupported (#40814) fix(fireworks): preserve malformed tool arguments as diagnostic JSON (#40818) chore(model-profiles): refresh model profile data (#40804)
Changes since langchain-core==1.6.4 release(core): 1.6.5 (#40816) fix(core): abbreviate long tool IDs in XML buffer strings (#40792)
Changes since langchain-openai==1.6.5 release(openai): 1.6.6 (#40800) fix(openai): raise on error events in stream path (#40791)
Changes since langchain-anthropic==1.7.3 chore(anthropic): fix integration test cassette (#40790) release(anthropic): 1.7.4 (#40786) fix(anthropic): add Opus 5.5 and GPT-6 profile augmentations (#40785) feat(anthropic,openai): mid-conversation tool changes on SystemMessage (#40758)
Changes since langchain-openai==1.6.4 release(openai): 1.6.5 (#40787) fix(anthropic): add Opus 5.5 and GPT-6 profile augmentations (#40785) feat(anthropic,openai): mid-conversation tool changes on SystemMessage (#40758)
Changes since langchain-openai==1.6.3 release(openai): 1.6.4 (#40775) chore(model-profiles): refresh openai model profile data (#40774)
Changes since langchain-anthropic==1.7.2 release(anthropic): 1.7.3 (#40773) chore(model-profiles): refresh anthropic model profile data (#40772) fix(anthropic): auto-route with_structured_output to method="json_schema" for fable and opus 5.5 (#40766) chore(anthropic): update docs for Opus 5.5 (#40765) feat(anthropic): send mid-conversation SystemMessages in place (#40622) chore(deps): bump anyio f…
Changes since langchain-fireworks==1.6.1 fix(fireworks): use current completions model in LLM tests (#40740) hotfix(fireworks): use available model in LLM tests (#40737) release(fireworks): 1.6.2 (#40735) chore(model-profiles): refresh model profile data (#40665) chore(deps): bump anyio from 4.11.0 to 4.14.2 in /libs/partners/fireworks (#40639) chore(deps): bump urllib3 from 2.7.0 to 2.8.0 in /lib…
Changes since langchain-deepseek==1.1.0 fix(deepseek,infra): resolve compatible minimum OpenAI dependencies, bump min ver (#40738) release(deepseek): 1.1.1 (#40734) chore(deps): bump anyio from 4.11.0 to 4.14.2 in /libs/partners/deepseek (#40641) chore(model-profiles): refresh model profile data (#40399) fix(deepseek): route strict mode to the beta endpoint (#40249) chore(model-profiles): refresh…
Changes since langchain-openrouter==0.2.8 release(openrouter): 0.2.9 (#40736) chore(model-profiles): refresh model profile data (#40705) chore(model-profiles): refresh model profile data (#40685) chore(model-profiles): refresh model profile data (#40665) chore(deps): bump anyio from 4.13.0 to 4.14.2 in /libs/partners/openrouter (#40627) chore(model-profiles): refresh model profile data (#40600) ch…
Changes since langchain-openai==1.6.2 release(openai): 1.6.3 (#40719) fix(openai): expose inferred Responses API routing at initialization (#40715) chore(deps): bump anyio from 4.11.0 to 4.14.2 in /libs/partners/openai (#40629) fix(openai): support GPT-6 request constraints (#40443)
Changes since langchain-core==1.6.3 release(core): 1.6.4 (#40718) chore(core): deprecate chat message history (#40711) chore(deps): bump anyio from 4.12.0 to 4.14.2 in /libs/core (#40634) chore(deps): bump soupsieve from 2.8.4 to 2.9 in /libs/core (#40574)
Initial release release(typesafe): 0.0.1a3 (#40693) feat(typesafe): make classifier questions invocation-scoped (#40659) release(typesafe): bump to 0.0.1a2 (#40576) feat(typesafe): experimental AutoModeMiddleware (#40545) feat(typesafe): experimental ModelRouterMiddleware (#40543) fix(typesafe): trace usage metadata (#40570) feat(typesafe): TypeSafeClassifier (#40542)
Changes since langchain==1.4.1 release(langchain): 1.4.2 (#40621) fix(langchain): preserve model-generated tool calls in HITL tool call edits and add notice to ToolMessage (#40463)
Initial release release(typesafe): bump to 0.0.1a2 (#40576) feat(typesafe): experimental AutoModeMiddleware (#40545) feat(typesafe): experimental ModelRouterMiddleware (#40543) fix(typesafe): trace usage metadata (#40570) feat(typesafe): TypeSafeClassifier (#40542)
Initial release feat(typesafe): TypeSafeClassifier (#40542)
Changes since langchain==1.4.0 release(langchain): 1.4.1 (#40498) fix(langchain): preserve open MCP object arguments (#40414) fix(langchain): correct InterruptOnConfig documentation (#40140)
Changes since langchain-core==1.6.2 release(core): 1.6.3 (#40407) feat(core): Allow model name and provider tracing metadata override based on gateway response (#40406) test(core): cover the deprecated .text() access path (#40243) docs(core): remove stale Args/Raises entries from FileCallbackHandler._write and ChatGeneration.set_text (#40211)
Changes since langchain-anthropic==1.7.1 release(anthropic): 1.7.2 (#40387) fix(anthropic): preserve invalid tool use blocks (#40372)
Changes since langchain-openai==1.6.1 release(openai): 1.6.2 (#40339) fix(openai): add GPT-6 Astra reasoning efforts (#40330) chore(deps): bump httpx2 from 2.10.0 to 2.12.0 in /libs/partners/openai (#40309)
Changes since langchain-openai==1.6.0 fix(openai): bump max_completion_tokens in cache breakpoint integration test (#40284) release(openai): 1.6.1 (#40268) chore(model-profiles): refresh model profile data (#40217) fix(openai): support Azure AD auth with OpenAI 3.8 (#40190) feat(openai): support async tools (#40208) feat(openai): support configuration_update (#40201) chore(model-profiles): refresh…
Changes since langchain-core==1.6.1 release(core): 1.6.2 (#40209) feat(openai): support async tools (#40208) chore(deps): bump mistune from 3.3.0 to 3.3.3 in /libs/core (#40150) chore(deps): bump tornado from 6.5.7 to 6.5.8 in /libs/core (#40113) fix(core): avoid mutation in google-genai standard content (#40023) fix(core): avoid mutation in bedrock converse standard content (#40022)
Changes since langchain==1.3.18 docs(langchain): runnable langchain.mcp examples (#39976) feat(langchain): langchain.mcp namespace, MCPAdapter (#39939) perf(anthropic,langchain): omit middleware trace inputs (#40098) fix(langchain): include model destination in agent tool routing (#38355) chore(langchain): bump vcrpy test dependency minimum to >=8.2.0 (#39942)
Changes since langchain-anthropic==1.7.0 release(anthropic): 1.7.1 (#40181) perf(anthropic,langchain): omit middleware trace inputs (#40098) feat(anthropic): add Claude Fable 5.1 support (#40106)