langchain
https://github.com/langchain-ai/langchain
Python
⚡ Building applications with LLMs through composability ⚡
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- Issues
- ChatDeepSeek translates `JSONDecodeError` on the sync path only — `ainvoke` / `astream` leak the raw "Expecting value"
- fix(standard-tests): align sandbox contract assertions
- core: SSRF-safe transports drop streaming request bodies and crash on internationalized hostnames
- fix(deepseek): preserve reasoning_content in request payload
- file_search fallback: unbounded regex execution when ripgrep is absent (ReDoS)
- ShellToolMiddleware.aafter_agent blocks the asyncio event loop during shutdown
- Retry jitter can cause delays to exceed `max_delay`
- ContextEditingMiddleware blocks the event loop with model-based token counting
- `MCPAdapter` resume fails when a new initial call receives a new elicitation key
- ShellToolMiddleware does not inherit the parent environment when env is omitted
- Docs
- Python not yet supported