langchain
https://github.com/langchain-ai/langchain
Python
⚡ Building applications with LLMs through composability ⚡
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- Issues
- feat(partners): ContextOverflowError for Groq/Mistral + standard test coverage
- langchain-openrouter: ChatOpenRouter creates fresh httpx clients per instantiation (no default-client caching)
- `Chroma.update_document()` fails when `Document` metadata is omitted
- feat(langchain): add fork_agent for spawning identical sub-agents
- grep_search: Python fallback skips valid UTF-8 files on Windows due to read_text() encoding
- ChatOpenAI.with_structured_output(..., method="json_schema").stream() drops response headers / x-request-id in response_metadata
- Add tool_call_id to on_tool_start event's data
- HTMLSemanticPreservingSplitter processes malformed and unsafe links
- configurable data is no longer included in the metadata.
- add method from_huggingface_tokenizer for RecursiveCharacterTextSplitter within HTMLSemanticPreservingSplitter
- Docs
- Python not yet supported