feat: Add LangSmith integration metadata to create_agent and init_chat_model#35810
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ccurme (ccurme)
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Mar 18, 2026
| # generate responses that match a given schema. | ||
| raise NotImplementedError | ||
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| def _get_ls_params( |
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don't think we need the updates to LLMs
Sydney Runkle (sydney-runkle)
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Mar 30, 2026
Adds ls_integration metadata to agents created via langgraph: `ls_integration:langgraph` Only sets the value if the key doesn't already exist so that we don't override the `ls_integration` field set in [deepagents](langchain-ai/deepagents#1837), [langchain](langchain-ai/langchain#35810). LangGraph trace <img width="1321" height="1017" alt="image" src="https://github.com/user-attachments/assets/134fad3a-034d-4d90-8fba-318dd7658e3c" /> Deepagents trace (value is correctly not set to langgraph in this case) <img width="1317" height="882" alt="image" src="https://github.com/user-attachments/assets/d9b09346-5827-4267-95c1-f3f77d0c76f3" />
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xingshuozhu1998
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May 1, 2026
) Adds ls_integration metadata to agents created via langgraph: `ls_integration:langgraph` Only sets the value if the key doesn't already exist so that we don't override the `ls_integration` field set in [deepagents](langchain-ai/deepagents#1837), [langchain](langchain-ai/langchain#35810). LangGraph trace <img width="1321" height="1017" alt="image" src="https://github.com/user-attachments/assets/134fad3a-034d-4d90-8fba-318dd7658e3c" /> Deepagents trace (value is correctly not set to langgraph in this case) <img width="1317" height="882" alt="image" src="https://github.com/user-attachments/assets/d9b09346-5827-4267-95c1-f3f77d0c76f3" />
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Adds
ls_integrationmetadata to agents created via create_agent() and init_chat_model(), enabling identification of langchain traces in LangSmith. create_agent() gets ls_integration": "langchain_create_agent" and init_chat_model gets "langchain_chat_model"create_agent
init_chat_model
