langsmith-fetch - Debug LangChain and LangGraph agents using LangSmith Studio
Fetches execution traces from LangSmith Studio to debug LangChain and LangGraph agents.
Tags
Updated: 2026-09-23Capabilities
Typical Inputs
Typical Outputs
What this skill does
- Fetch recent execution traces
- Inspect specific trace details
- Export debug session files
- Search errors in traces
- Inspect agent memory operations
Inputs
- LANGSMITH_API_KEY environment variable
- LANGSMITH_PROJECT environment variable
- Trace ID
Outputs
- Formatted execution trace outputs
- Exported debug session directory
- JSON execution trace files
Requirements
- langsmith-fetch CLI
- Python environment