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Pull requests: langchain-ai/langchain

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Pull requests list

fix(text-splitters): recognize custom header patterns when merging nested headers external fix For PRs that implement a fix new-contributor size: M 200-499 LOC text-splitters Related to the package `text-splitters`
#39823 opened Aug 21, 2026 by dlwldn30 Loading…
1
1
feat(anthropic): surface gateway response metadata anthropic `langchain-anthropic` package issues & PRs feature For PRs that implement a new feature; NOT A FEATURE REQUEST integration PR made that is related to a provider partner package integration internal size: M 200-499 LOC
#39809 opened Aug 20, 2026 by Eugene Yurtsev (eyurtsev) Collaborator Loading…
8
fix(langchain): drop foreign provider built-in tools on model fallback fix For PRs that implement a fix internal langchain `langchain` package issues & PRs size: M 200-499 LOC
#39788 opened Aug 20, 2026 by Ramon Nogueira (ramon-langchain) Member Loading…
7
feat(langchain): bridge MCP elicitation to LangGraph interrupts feature For PRs that implement a new feature; NOT A FEATURE REQUEST internal langchain `langchain` package issues & PRs size: M 200-499 LOC
#39786 opened Aug 20, 2026 by Sydney Runkle (sydney-runkle) Collaborator Loading…
3
fix(langchain): frame custom HITL rejection reasons fix For PRs that implement a fix internal langchain `langchain` package issues & PRs size: XS < 50 LOC
#39773 opened Aug 19, 2026 by Sydney Runkle (sydney-runkle) Collaborator • Draft
2
feat(langchain): add langchain.mcp for loading MCP tools dependencies Pull requests that update a dependency file (e.g. `pyproject.toml` or `uv.lock`) feature For PRs that implement a new feature; NOT A FEATURE REQUEST internal langchain `langchain` package issues & PRs size: M 200-499 LOC
#39764 opened Aug 19, 2026 by Sydney Runkle (sydney-runkle) Collaborator Loading…
17
fix(anthropic): preserve response_metadata when stream_usage is disabled anthropic `langchain-anthropic` package issues & PRs external fix For PRs that implement a fix integration PR made that is related to a provider partner package integration new-contributor size: S 50-199 LOC
#39740 opened Aug 19, 2026 by JessYan (JessYanCoding) Loading…
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3
feat(core): update llm trace metadata based on gateway information core `langchain-core` package issues & PRs feature For PRs that implement a new feature; NOT A FEATURE REQUEST internal size: S 50-199 LOC
#39721 opened Aug 18, 2026 by Eugene Yurtsev (eyurtsev) Collaborator • Draft
2
fix(openrouter): close httpx clients created for attribution headers fix For PRs that implement a fix openrouter `langchain-openrouter` package issues & PRs
#39698 opened Aug 17, 2026 by James Yang (HaoChiBao) Contributor Loading…
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1
chore(infra): cover Docker dependencies with Dependabot infra PRs made that include chores, devops, repo meta changes internal size: XS < 50 LOC
#39693 opened Aug 17, 2026 by John Kennedy (jkennedyvz) Contributor Loading…
style: upgrade to ruff 0.16, mypy 2.3, ty 0.0.73 core `langchain-core` package issues & PRs dependencies Pull requests that update a dependency file (e.g. `pyproject.toml` or `uv.lock`) external langchain `langchain` package issues & PRs langchain-classic `langchain-classic` package issues & PRs linting size: M 200-499 LOC standard-tests Related to the package `standard-tests` text-splitters Related to the package `text-splitters` trusted-contributor >= 5 merged PRs in the `langchain-ai/langchain` repo
#39652 opened Aug 14, 2026 by Christophe Bornet (cbornet) Collaborator Loading…
9
fix(huggingface): remove retired IPEX backend external fix For PRs that implement a fix huggingface `langchain-huggingface` package issues & PRs integration PR made that is related to a provider partner package integration new-contributor size: S 50-199 LOC
#39649 opened Aug 14, 2026 by wanhakim Loading…
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1
feat(huggingface): use torch.accelerator for device-agnostic device count detection external feature For PRs that implement a new feature; NOT A FEATURE REQUEST huggingface `langchain-huggingface` package issues & PRs integration PR made that is related to a provider partner package integration new-contributor size: S 50-199 LOC
#39640 opened Aug 14, 2026 by wanhakim Loading…
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1
fix(core): make StructuredTool JSON-serializable core `langchain-core` package issues & PRs fix For PRs that implement a fix internal size: S 50-199 LOC
#39631 opened Aug 13, 2026 by Emil F (emil-lc) Loading…
14
feat(model-profiles): add check-augmentations CI command and [extra_models] table for stale override detection anthropic `langchain-anthropic` package issues & PRs feature For PRs that implement a new feature; NOT A FEATURE REQUEST fireworks `langchain-fireworks` package issues & PRs github_actions Pull requests that update GitHub Actions code integration PR made that is related to a provider partner package integration internal model-profiles `langchain-model-profiles` package issues & PRs openai `langchain-openai` package issues & PRs size: L 500-999 LOC
#39605 opened Aug 12, 2026 by Mason Daugherty (mdrxy) Member Loading…
3
fix(core): fix issues around Required/NotRequired in TypedDict tools core `langchain-core` package issues & PRs fix For PRs that implement a fix internal size: S 50-199 LOC
#39336 opened Aug 7, 2026 by Nishitha M (imnishitha) Contributor Loading…
1
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fix(openai): preserve status on function_call blocks core `langchain-core` package issues & PRs fix For PRs that implement a fix integration PR made that is related to a provider partner package integration langchain `langchain` package issues & PRs openai `langchain-openai` package issues & PRs size: S 50-199 LOC
#39310 opened Aug 6, 2026 by Nishitha M (imnishitha) Contributor Loading…
1
5
fix(openai): preserve non-strict default in Responses API tools fix For PRs that implement a fix integration PR made that is related to a provider partner package integration openai `langchain-openai` package issues & PRs size: S 50-199 LOC
#39309 opened Aug 6, 2026 by Nishitha M (imnishitha) Contributor Loading…
1
fix(core): correct operator validation error wording
#39303 opened Aug 6, 2026 by iroiro147 Contributor Loading…
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3
fix(langchain): cutoff fixes in SummarizationMiddleware fix For PRs that implement a fix internal langchain `langchain` package issues & PRs size: M 200-499 LOC
#39269 opened Aug 5, 2026 by Nishitha M (imnishitha) Contributor Loading…
1
5
fix(core): validate score_threshold range in VectorStoreRetriever core `langchain-core` package issues & PRs external fix For PRs that implement a fix size: XS < 50 LOC trusted-contributor >= 5 merged PRs in the `langchain-ai/langchain` repo
#39266 opened Aug 5, 2026 by Kanav Bansal (bansalkanav) Contributor Loading…
2
fix(langchain): inconsistencies between PIIMiddleware's state hooks fix For PRs that implement a fix internal langchain `langchain` package issues & PRs size: M 200-499 LOC
#39264 opened Aug 5, 2026 by Nishitha M (imnishitha) Contributor Loading…
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fix(core): memoize convert_to_openai_tool per tool instance core `langchain-core` package issues & PRs fix For PRs that implement a fix internal size: M 200-499 LOC
#39057 opened Jul 24, 2026 by Nishitha M (imnishitha) Contributor Loading…
8
feat(standard-tests): replace mypy by ty for type checking dependencies Pull requests that update a dependency file (e.g. `pyproject.toml` or `uv.lock`) external feature For PRs that implement a new feature; NOT A FEATURE REQUEST size: S 50-199 LOC standard-tests Related to the package `standard-tests` trusted-contributor >= 5 merged PRs in the `langchain-ai/langchain` repo
#39053 opened Jul 24, 2026 by Christophe Bornet (cbornet) Collaborator Loading…
3
feat(langchain): add subagent middleware feature For PRs that implement a new feature; NOT A FEATURE REQUEST internal langchain `langchain` package issues & PRs size: XL 1000+ LOC
#39019 opened Jul 22, 2026 by Hunter Lovell (hntrl) Member • Draft
7
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