langgraph
https://github.com/langchain-ai/langgraph
Python
Build resilient language agents as graphs.
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- Issues
- fix(cli): support LANGSMITH_WORKSPACE_ID for deployments
- 建议：支持Build resilient agents.，适配无人零售/IoT场景
- create_react_agent ignores an explicit empty llm_input_messages from pre_model_hook
- SqliteSaver.put raises TypeError on checkpoints whose metadata carries the legacy `writes` key (fixed for Postgres in #6236)
- Bug: default_retry_on retries non-retryable requests 4xx responses (Response.__bool__ truthiness)
- checkpoint-conformance suite has no operator-form filter coverage, letting backend divergences through
- Docs example passes `max_concurrency` inside `configurable`, where it is silently ignored
- ToolNode rejects a valid list[Command] return when the terminating ToolMessage is a dict message or in a list-form Command.update
- EncryptedSerializer silently accepts unauthenticated plaintext rows, voiding its at-rest integrity guarantee
- BaseCache silently replaces an explicitly supplied falsey serializer
- Docs
- Python not yet supported