langchain
https://github.com/langchain-ai/langchain
Python
⚡ Building applications with LLMs through composability ⚡
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- Issues
- Import time: langchain_core.runnables eagerly imports the langsmith SDK via tracer modules
- Bug: three prompt-loading symlink tests fail on Windows without symlink privilege
- fix(core): avoid mutating message content in Anthropic translator
- openai: `login_chatgpt_device` fails with HTTP 400 before issuing a device code
- HITL decisions need stable IDs when approval UIs reorder actions
- [langchain-deepseek] _get_request_payload drops reasoning_content from prior assistant messages, causing 400 errors on tool calls
- feat(embeddings): support partner providers (voyageai, nomic, fireworks, together) in init_embeddings
- feat(langchain): add allow_list in ShellToolMiddleware
- feat(anthropic): Claude subscription-backed chat model via the Claude Agent SDK (Anthropic counterpart to `_ChatOpenAICodex`)
- Add opt-in tool-call verification hook for credential/trust-card checks (langchain-core)
- Docs
- Python not yet supported