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LangChain Forum - Latest topics

Seeking help regarding the connection between Websocket and tool calls Tool invocation error with empty error message when using `InjectedState` + `Command` return in async tool How to use @langchain/react FileSystem middleware Using ChatSnowflake with agents Built llmsessioncontract on AgentMiddleware: runtime enforcement of tool-call protocols — feedback wanted DeltaChannelHistory not found in langgraph-api:3.12 Improving citation accuracy and reducing hallucinations in custom Parent-Child RAG pipeline (Gemma3:4B + FAISS+BM25 + Cross-encoder reranker) Built a live autonomous AI agent network using LangGraph-style economics — looking for feedback How are you validating LangChain agent output before it executes shell commands? Cross-site pattern pool for production agent failures — looking for 5 pilot teams (open spec, CC-BY-4.0) Metadata filter not filtering for alerts Using custom MCP servers with assistants How to use tool calling using ChatLlamaCpp and Gemma 4 E4B with create_agent? CLI - No Longer Sending traces to Langsmith Connecting the Slack integration fails with invalid_team_for_non_distributed_app The Docs says open router can be used with init_chat_model but throws an error Modal Inference Trouble understanding and editing experiment summary evaluators feedbacks SSL certificate error from httpx with LangGraph server [Feature Request] Wire allowed_msgpack_modules in langgraph.json Serving an agent with the LangGraph CLI dev command Proposal: implement delete_for_runs for SQLite checkpoint savers WikipediaLoader endup in JSONDecodeError Human-in-the-loop approval dashboard for LangGraph agents — open source, free to deploy Ombre — open source security and audit layer for LangChain apps Should interrupt() be split into two primitives — one for human input, one for s2s data fetching? Unable to delete runs from annotation queue First Bedrock call after idle is slow on TTFT (follow-ups in the same trace are fast) How are people handling data governance across agent handoffs in production?
Interested to contribute to langgraph postgre checkpointe...
shantam29 · 2026-05-01 · via LangChain Forum - Latest topics
Posted this last week Feature Request: Driver abstraction for checkpoint-postgres: to build support for async…