langchain
https://github.com/langchain-ai/langchain
Python
⚡ Building applications with LLMs through composability ⚡
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- Issues
- Streaming blocked by Structured Output
- feat(huggingface): batching in huggingface pipeline
- Ollama not able to do structured outputs for gpt-oss (upstream issue)
- Agent re-attempts original tool call after HumanInTheLoopMiddleware edit decision
- feat(langchain): Middleware Depends On Other Middlewares
- core: `missing_required_parameter` when using LangGraph to pass multimodal data to models
- feat(xai): Add comprehensive tests and docs for agentic tool calling API
- OpenRouter / LiteLLM / OpenAI API compatibility across providers / proxies
- fix(core): Pydantic nested model field descriptions in tool schema generation
- feat(text-splitters): add support for batched length function in `TextSplitter`
- Docs
- Python not yet supported