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Pull requests: langchain-ai/langchain
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fix(core): prevent _configure_hooks accumulation in get_usage_metadat…
core
`langchain-core` package issues & PRs
fix
For PRs that implement a fix
#35380
opened Feb 21, 2026 by
NITIN Madan (Nitin75408)
•
Draft
fix(core): resolve nested pydantic v2 in BaseTool.args and remove ti…
core
`langchain-core` package issues & PRs
fix
For PRs that implement a fix
#35379
opened Feb 21, 2026 by
NITIN Madan (Nitin75408)
•
Draft
fix(core): remove str() coercion in `langchain-core` package issues & PRs
fix
For PRs that implement a fix
internal
get_from_dict_or_env
core
#35378
opened Feb 21, 2026 by
Mason Daugherty (mdrxy)
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Fix #32709: RAG model outputs JSON without thoughts
external
langchain-classic
#35377
opened Feb 21, 2026 by
loganionian
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fix(core): include tool_call_id in on_tool_start and on_tool_end events
core
`langchain-core` package issues & PRs
external
fix
For PRs that implement a fix
#35370
opened Feb 20, 2026 by
Balaji Seshadri (gitbalaji)
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6 tasks done
fix(core): make schema constructors union-safe for pydantic serde
core
`langchain-core` package issues & PRs
external
fix
For PRs that implement a fix
langchain-classic
#35364
opened Feb 20, 2026 by
Chaitanya (staticpayload)
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fix(core): reject empty list as valid tool message content
core
`langchain-core` package issues & PRs
external
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
#35361
opened Feb 20, 2026 by
NITIN Madan (Nitin75408)
•
Draft
fix(fireworks): propagate reasoning_content in streaming and outbound…
external
fireworks
`langchain-fireworks` 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
#35359
opened Feb 20, 2026 by
NITIN Madan (Nitin75408)
•
Draft
fix(core): auto-exclude non-serializable tool args from JSON schema
core
`langchain-core` package issues & PRs
external
fix
For PRs that implement a fix
#35358
opened Feb 20, 2026 by
NITIN Madan (Nitin75408)
•
Draft
fix(langchain): make LLMToolSelectorMiddleware robust to malformed LL…
external
fix
For PRs that implement a fix
langchain
`langchain` package issues & PRs
#35356
opened Feb 20, 2026 by
NITIN Madan (Nitin75408)
•
Draft
fix(core): prevent RuntimeError in Serializable.to_json() under thread concurrency
core
`langchain-core` package issues & PRs
external
fix
For PRs that implement a fix
#35340
opened Feb 19, 2026 by
Balaji Seshadri (gitbalaji)
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4 tasks done
fix(langchain): isolate middleware model calls from parent streaming …
external
langchain
`langchain` package issues & PRs
#35339
opened Feb 19, 2026 by
NITIN Madan (Nitin75408)
•
Draft
fix(openai,anthropic): safely handle missing event loop in async client cleanup
anthropic
`langchain-anthropic` package issues & PRs
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
#35337
opened Feb 19, 2026 by
Shivangi Sharma (Shivangisharma4)
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fix(core): prevent _configure_hooks accumulation in get_usage_metadata_callback
core
`langchain-core` package issues & PRs
external
fix
For PRs that implement a fix
#35330
opened Feb 19, 2026 by
Balaji Seshadri (gitbalaji)
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5 tasks done
fix(core): improve typing/docs for on_chat_model_start to clarify required positional args
core
`langchain-core` package issues & PRs
external
fix
For PRs that implement a fix
#35324
opened Feb 19, 2026 by
Balaji Seshadri (gitbalaji)
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feat(core): forward bound kwargs in RunnableBinding.__getattr__
core
`langchain-core` package issues & PRs
external
feature
For PRs that implement a new feature; NOT A FEATURE REQUEST
#35322
opened Feb 19, 2026 by
Mohammad Mohtashim (keenborder786)
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fix(core, openai): surface reasoning traces via Chat Completions API …
core
`langchain-core` package issues & PRs
external
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
#35315
opened Feb 18, 2026 by
NITIN Madan (Nitin75408)
•
Draft
4 tasks done
fix(core): drop orphaned ToolMessages in trim_messages with strategy='last'
core
`langchain-core` package issues & PRs
external
fix
For PRs that implement a fix
#35313
opened Feb 18, 2026 by
Nilesh Hadalgi (nileshhadalgi016)
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chore(core): Normalization of `langchain-core` package issues & PRs
infra
PRs made that include chores, devops, repo meta changes
total_cost for prompt key in llm_cache
core
#35312
opened Feb 18, 2026 by
Mohammad Mohtashim (keenborder786)
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feat(core,openai): add client-side rate limiting for embedding models
core
`langchain-core` package issues & PRs
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
openai
`langchain-openai` package issues & PRs
#35301
opened Feb 18, 2026 by
NITIN Madan (Nitin75408)
•
Draft
feat(langchain, core): add provenance-based execution guard for side-effecting tools
core
`langchain-core` package issues & PRs
external
feature
For PRs that implement a new feature; NOT A FEATURE REQUEST
langchain
`langchain` package issues & PRs
#35299
opened Feb 18, 2026 by
NITIN Madan (Nitin75408)
•
Draft
fix(core): prevent memory leak from lru_cache on bound methods
core
`langchain-core` package issues & PRs
external
fix
For PRs that implement a fix
#35296
opened Feb 18, 2026 by
yaowubarbara
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3 tasks done
feat: add package version tracking to tracing metadata
anthropic
`langchain-anthropic` package issues & PRs
core
`langchain-core` package issues & PRs
deepseek
`langchain-deepseek` package issues & PRs
feature
For PRs that implement a new feature; NOT A FEATURE REQUEST
fireworks
`langchain-fireworks` package issues & PRs
groq
`langchain-groq` package issues & PRs
integration
PR made that is related to a provider partner package integration
internal
mistralai
`langchain-mistralai` package issues & PRs
ollama
`langchain-ollama` package issues & PRs
openai
`langchain-openai` package issues & PRs
openrouter
`langchain-openrouter` package issues & PRs
xai
`langchain-xai` package issues & PRs
#35295
opened Feb 18, 2026 by
Mason Daugherty (mdrxy)
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fix(core): remove str() cast in get_from_dict_or_env to preserve original types
core
`langchain-core` package issues & PRs
external
fix
For PRs that implement a fix
#35289
opened Feb 17, 2026 by
nightcityblade
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fix(langchain): inline aafter_model logic in HumanInTheLoopMiddleware
fix
For PRs that implement a fix
langchain
`langchain` package issues & PRs
#35273
opened Feb 17, 2026 by
Saakshi Gupta (saakshigupta2002)
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3 tasks done
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Updated in the last three days: updated:>2026-02-18.