LangSmith Product Help

Agent Builder Questions, issues, and/or discussions regarding LangSmith Agent Builder. Observability & Evals Questions, issues, and/or discussions regarding LangSmith Observability & Evaluations. Deployment Questions, issues, and/or discussions regarding LangSmith Deployment or Studio.

Topic	Replies	Views	Activity
Post Identification and Tags LangSmith Product Help self-hosted , hybrid , cloud , langsmith-studio , product-feedback Tag your post in the Help > Lang* product subcategory to ensure the right experts are looking at your issue or question, e.g. cloud, hybrid, or self-hosted.	1	344	April 25, 2025
About the LangSmith Product Help category LangSmith Product Help js-help	1	278	April 25, 2025
# [Bug/Question] Runtime Context Not Working in Deployed LangSmith Agent - Headers and Config Stripped Deployment cloud , langsmith-studio , js-help	0	2	January 11, 2026
Alert notifications not triggering for tag-based LangSmith Product Help langsmith-studio , intro-to-langsmith	0	8	January 8, 2026
DeepAgent: What's the difference between a middleware and a tool? LangSmith Product Help	3	13	January 8, 2026
Prod Langsmith deployment raising internal redis errors Deployment	2	30	January 5, 2026
Time Checkpoint memory backend for LangGraph: restart continuity + SHA receipts (private eval) Agent Builder	0	8	January 5, 2026
Create_agent + ToolStrategy: Tools + Structured Output Not Working Across Models (LangChain 1.0.2) LangSmith Product Help	3	241	January 5, 2026
Full experiment runs only 20 examples Observability & Evals	11	741	January 4, 2026
Langsmith missing individual toolcall traces LangSmith Product Help	1	18	January 3, 2026
LangSmith Studio can't connect to self-hosted LangGraph server on Railway - "origin is not allowed" LangSmith Product Help self-hosted , langsmith-studio	5	219	January 1, 2026
CUA how to improve click accuracy on desktop OS LangSmith Product Help	0	8	December 31, 2025
Europe Langgraph platform threads stuck Deployment cloud	4	387	December 31, 2025
How can i add a tool description in langsmith instead of hard coding in my code LangSmith Product Help python-help	0	11	December 30, 2025
LangChain deep agents skill LangSmith Product Help python-help	0	35	December 30, 2025
LangSmith Agent Builder – errors with Gemini LangSmith Product Help	1	39	December 29, 2025
Deployment Error: OpenAIEmbedding Attribute Error Deployment cloud	4	43	December 25, 2025
Error uploading operational data LangSmith Product Help	0	9	December 24, 2025
When will langgraph-cli be updated? LangSmith Product Help	4	46	December 23, 2025
Access of Metadata from Middlewares LangSmith Product Help python-help	1	79	December 22, 2025
Question about the license Deployment self-hosted	6	164	December 21, 2025
Criteria Evaluation LangSmith Product Help	0	18	December 20, 2025
How are teams onboarding remote developers into LangChain / LangGraph projects? LangSmith Product Help	0	14	December 20, 2025
LangSmith refuses to run in Colab LangSmith Product Help	2	33	December 19, 2025
Why does Polly require an Anthropic API key even when choosing an OpenAI model? Observability & Evals	0	30	December 19, 2025
Unstable deployment LangSmith Product Help	2	25	December 19, 2025
How to access langgraph_auth_user (RunnableConfig) inside a Middleware or Node? Deployment	3	66	December 19, 2025
Question: Custom datasets inside LangGraph platform DBs Deployment cloud , langsmith-studio , python-help	5	206	December 19, 2025
POSTGRES_URI_CUSTOM is ignored by LangGraph runtime; runtime always falls back to in-memory LangSmith Product Help langsmith-studio , python-help	1	35	December 19, 2025
Langgraph Platform slow? Deployment	3	377	December 19, 2025