19 stories · 7d·6 sources covering·25 active storylines
What this is
LangChain is an open-source framework for building applications and agents on top of language models. shipfeed tracks releases across LangChain, LangGraph, and its ecosystem.
Changes since langchain-fireworks==1.5.2 release(fireworks): 1.6.0 (#39810) feat(fireworks): add document reranking (#39732) fix(fireworks): filter invalid tool calls from v1 content (#39805) feat(core): add standard…
Patch Changes #11369 `d6ad973` Thanks @hntrl! - fix(langchain): use unified endpoint for gateway #11342 `3b0e4c4` Thanks @thushanth-bengre-langchain! - feat(core): mark errors as retryable or not, and stop retrying the…
Changes since langchain-core==1.4.9 release(core): 1.5.0 (#38978) feat(core): add `reasoning_effort` as a standard chat model parameter (#38887) chore: bump soupsieve from 2.8 to 2.8.4 in /libs/core (#38750) chore…
Patch Changes Updated dependencies [19736ee] Updated dependencies [d66ae02] Updated dependencies [e4182bd] ai@7.0.0-canary.166
Patch Changes #11405 `8cfff4d` Thanks @hntrl! - Add LangSmith gateway support for Google Gemini (Developer API) models. When `LANGSMITH_GATEWAY` is set, `ChatGoogleGenerativeAI` and `ChatGoogle` (and…
Patch Changes #11399 `5c9fdf2` Thanks @gethin-langchain! - update to v7 openai sdk #11403 `fe8eec1` Thanks @thushanth-bengre-langchain! - Drop Gemini-native `functionCall` content blocks (already carried in…
Minor Changes #11400 `0e7c765` Thanks @thushanth-bengre-langchain! - fix(google-genai): throw a typed, catchable `EmptyContentError` instead of silently returning empty content / an empty `generations` array when a…
Nimbus builds production AI systems — internal tools, customer agents, retrieval pipelines — combining humans and AI end-to-end. From scoped pilot to production in 4–8 weeks.
Changes since langchain-openai==1.4.3 release(openai): 1.5.0 (#39629) feat(openai): support openai 3.0 SDK (#39613) chore(partners): bump langgraph floor in openai and huggingface lockfiles (#39617)
Patch Changes #11305 `e654022` Thanks @jacoblee93! - Add LangSmith Gateway environment configuration to OpenAI, Anthropic, and Fireworks chat models.
Verify Docker Image Signature All LiteLLM Docker images are signed with cosign. Every release is signed with the same key introduced in commit `0112e53`. Verify using the pinned commit hash (recommended): A commit hash…
Changes since langchain-anthropic==1.4.8 release(anthropic): 1.5.0 (#38985) feat(core): add `reasoning_effort` as a standard chat model parameter (#38887) fix(anthropic): add advisor_ prefix to builtin tool recognition…
Changes since langchain-fireworks==1.4.4 release(fireworks): 1.5.0 (#38986) feat(core): add `reasoning_effort` as a standard chat model parameter (#38887) chore: bump langsmith from 0.10.2 to 0.10.6 in…
Changes since langchain-xai==1.2.2 release(xai): 1.3.0 (#38984) feat(core): add `reasoning_effort` as a standard chat model parameter (#38887) fix: patch Dependabot dependency vulnerabilities (#38853) chore: bump…
Changes since langchain-openai==1.3.4 release(openai): 1.3.5 (#38785) feat(openai): support explicit prompt caching (#38762) chore(model-profiles): refresh model profile data (#38774)
Minor Changes #11062 `3ebd10a` Thanks @christian-bromann! - feat(langchain): surface tool-dispatched subagents on `run.subagents` Add a native subagent stream transformer to `createAgent` so v3 runs expose named nested…
Changes since langchain==1.3.8 release(anthropic): 1.4.6 (#38105) release(langchain): 1.3.9 (#38104) fix(langchain,anthropic): confine file-search results and tighten anthropic `allowed_prefixes` (#38106)
Changes since langchain-core==1.4.5 release(core): 1.4.6 (#38061) feat(core,partners): add package version tracking to tracing metadata (#35295) fix(core,openai): normalize v1 streamed tool calls (#35983) chore(infra)…
Changes since langchain-openai==1.2.2 hotfix(openai): min core dep (#37990) release(openai): 1.3.0 (#37989) feat(openai): support `apply_patch` built-in tool (#37157) chore(model-profiles): refresh model profile data…
Changes since langchain-core==1.4.0 release(core): 1.4.1 (#37922) fix(core): remove Bedrock prevalidation from `load` (#37909) docs(core): expand and link `ModelProfile` docstrings (#37904) release(anthropic): 1.4.4…
Changes since langchain-fireworks==1.3.1 release(fireworks): 1.4.0 (#37582) feat(fireworks): migrate to `fireworks-ai` 1.x SDK (#37581) chore(model-profiles): refresh model profile data (#37574) chore: bump idna from…
This release adds support for `version="v3"` in `stream_events` / `astream_events` for `langchain` agents. Refer to the event streaming guide for details.
Changes since langchain-core==0.3.86 chore(infra): merge v1.4 into master (#37350) chore: bump urllib3 from 2.6.3 to 2.7.0 in /libs/core (#37329) fix(core): avoid eager `pydantic.v1` import in `@deprecated` (#37308)…
Initial release release(langchain): 1.3.0a2 (#37225) release(langchain): 1.3.0a2 (#37224) fix(langchain): ordered schema resolution — list replaces set so state_schema wins (#37223) release(langchain): 1.3.0a1 (#37140)…
Nimbus builds production AI systems — internal tools, customer agents, retrieval pipelines — combining humans and AI end-to-end. From scoped pilot to production in 4–8 weeks.
Initial release release(core): 1.4.0a2 (#37134) refactor(core): unwind _AsyncEventsResult hybrid for astream_events (#37133) release(core): 1.4.0a1 (#37132) Merge remote-tracking branch 'origin/master' into v1.4…