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Pull requests: langchain-ai/langchain

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Pull requests list

fix(core): support interleaved content blocks in stream_v2 bridge core `langchain-core` package issues & PRs fix For PRs that implement a fix internal size: M 200-499 LOC standard-tests Related to the package `standard-tests`
#37025 opened Apr 27, 2026 by Christian Bromann (christian-bromann) Member Loading…
1
chore(model-profiles): refresh model profile data bot deepseek `langchain-deepseek` package issues & PRs infra PRs made that include chores, devops, repo meta changes 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 openrouter `langchain-openrouter` package issues & PRs size: S 50-199 LOC
#37015 opened Apr 26, 2026 by langchain-model-profile-bot Bot Loading…
feat(mistralai): surface citation metadata from chat responses external feature For PRs that implement a new feature; NOT A FEATURE REQUEST integration PR made that is related to a provider partner package integration mistralai `langchain-mistralai` package issues & PRs new-contributor size: S 50-199 LOC
#37008 opened Apr 25, 2026 by JulienRabault Loading…
1
@ccurme
2
fix(core): strip null id/name from tool-call-chunk deltas in compat bridge core `langchain-core` package issues & PRs fix For PRs that implement a fix internal size: M 200-499 LOC
#36962 opened Apr 23, 2026 by Christian Bromann (christian-bromann) Member Loading…
1
perf(langchain): stop inlining agent state into tool-dispatch Sends dependencies Pull requests that update a dependency file (e.g. `pyproject.toml` or `uv.lock`) internal langchain `langchain` package issues & PRs performance size: XS < 50 LOC
#36960 opened Apr 22, 2026 by Sydney Runkle (sydney-runkle) Collaborator Loading…
4 tasks done
1
perf(core): defer tracer imports in runnables/base.py to call time core `langchain-core` package issues & PRs dependencies Pull requests that update a dependency file (e.g. `pyproject.toml` or `uv.lock`) internal langchain `langchain` package issues & PRs performance size: M 200-499 LOC
#36920 opened Apr 21, 2026 by Sydney Runkle (sydney-runkle) Collaborator Loading…
1 task
1
feat(langchain): MiddlewareTransformer for agent streams feature For PRs that implement a new feature; NOT A FEATURE REQUEST internal langchain `langchain` package issues & PRs size: M 200-499 LOC
#36898 opened Apr 20, 2026 by Nick Hollon (nick-hollon-lc) Contributor Loading…
6
feat(langchain): AgentStreamer for create_agent graphs feature For PRs that implement a new feature; NOT A FEATURE REQUEST internal langchain `langchain` package issues & PRs size: M 200-499 LOC
#36897 opened Apr 20, 2026 by Nick Hollon (nick-hollon-lc) Contributor Loading…
feat(langchain): add RejectSystemMessagesMiddleware guardrail feature For PRs that implement a new feature; NOT A FEATURE REQUEST internal langchain `langchain` package issues & PRs size: M 200-499 LOC
#36825 opened Apr 16, 2026 by open-swe Bot • Draft
1 task
2
docs: security add threat models for langchain-core and langchain_v1 documentation Improvements or additions to documentation internal size: L 500-999 LOC
#36642 opened Apr 9, 2026 by John Kennedy (jkennedyvz) Contributor Loading…
2 of 3 tasks
4
fix(langchain): prefer metadata ls_provider in SummarizationMiddleware token check external fix For PRs that implement a fix langchain `langchain` package issues & PRs size: S 50-199 LOC trusted-contributor >= 5 merged PRs in the `langchain-ai/langchain` repo
#36604 opened Apr 8, 2026 by Michael Chin (michaelnchin) Contributor Loading…
1
@ccurme
5
fix(langchain): normalise provider-specific content blocks in ModelFallbackMiddleware external fix For PRs that implement a fix langchain `langchain` package issues & PRs new-contributor size: M 200-499 LOC
#36601 opened Apr 7, 2026 by VishwasPatel (Vishwaspatel2401) Loading…
1
fix(openrouter): support default_headers for custom HTTP header injection external fix For PRs that implement a fix integration PR made that is related to a provider partner package integration openrouter `langchain-openrouter` package issues & PRs size: S 50-199 LOC
#36582 opened Apr 7, 2026 by Hamza Kyamanywa (untilhamza) Contributor Loading…
1
2
chore: Bump mypy version to 1.20 in core, langchain_v1, text-splitters and standard-tests core `langchain-core` package issues & PRs dependencies Pull requests that update a dependency file (e.g. `pyproject.toml` or `uv.lock`) external infra PRs made that include chores, devops, repo meta changes langchain `langchain` package issues & PRs size: XS < 50 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
#36470 opened Apr 2, 2026 by Christophe Bornet (cbornet) Collaborator Loading…
10
fix(openrouter): merge fragmented reasoning_details in streaming external fix For PRs that implement a fix integration PR made that is related to a provider partner package integration new-contributor openrouter `langchain-openrouter` package issues & PRs size: M 200-499 LOC
#36401 opened Mar 31, 2026 by Xi Zhang (X-iZhang) Loading…
7 tasks done
1
@mdrxy
8
fix(openai): add support for logprobs when using the response api external fix For PRs that implement a fix integration PR made that is related to a provider partner package integration new-contributor openai `langchain-openai` package issues & PRs size: S 50-199 LOC
#36371 opened Mar 30, 2026 by HOZHENWAI Loading…
1
@ccurme
3
fix(langchain): avoid shared process-group kill in shell middleware external fix For PRs that implement a fix langchain `langchain` package issues & PRs size: S 50-199 LOC
#36359 opened Mar 29, 2026 by Yashodip More (yashodipmore) Contributor Loading…
1
3
docs(security): add initial threat model for langchain monorepo documentation Improvements or additions to documentation internal size: M 200-499 LOC
#36317 opened Mar 27, 2026 by John Kennedy (jkennedyvz) Contributor • Draft
2
fix(openai): handle unrecognized server tool names in _consolidate_calls external fix For PRs that implement a fix integration PR made that is related to a provider partner package integration new-contributor openai `langchain-openai` package issues & PRs size: S 50-199 LOC
#36187 opened Mar 24, 2026 by Yifei Leng (Senna1960321) Loading…
1
1
fix(core): prevent cross-type content block merging in merge_lists core `langchain-core` package issues & PRs fix For PRs that implement a fix internal size: XS < 50 LOC
#35984 opened Mar 17, 2026 by Mason Daugherty (mdrxy) Member Loading…
5
fix(core,openai): fix v1 streaming tool calls dropped for chat completions 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 internal openai `langchain-openai` package issues & PRs size: M 200-499 LOC
#35983 opened Mar 17, 2026 by Mason Daugherty (mdrxy) Member Loading…
1
core: fix _parse_google_docstring mishandling continuation lines with colons core `langchain-core` package issues & PRs external size: S 50-199 LOC
#35680 opened Mar 9, 2026 by Alvin Tang (alvinttang) Loading…
1
7
fix(langchain-classic): fix Chain.save() regression from dict-to-model_dump migration external fix For PRs that implement a fix langchain-classic `langchain-classic` package issues & PRs size: S 50-199 LOC trusted-contributor >= 5 merged PRs in the `langchain-ai/langchain` repo
#35667 opened Mar 8, 2026 by Mohammad Mohtashim (keenborder786) Contributor Loading…
1
fix: off-by-one error in RecursiveJsonSplitter.split_json external fix For PRs that implement a fix size: XS < 50 LOC text-splitters Related to the package `text-splitters`
#35649 opened Mar 8, 2026 by Ethan T. (gambletan) Contributor Loading…
3 tasks
1
1
fix(core): improve langsmith loader error messages core `langchain-core` package issues & PRs external fix For PRs that implement a fix size: S 50-199 LOC
#35648 opened Mar 8, 2026 by Divy yadav (dvy246) Loading…
1
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