observe and attach rich context to every trace.
Quickstart
Here’s everything you can attach in one place:- Python
- TypeScript
Quick Reference
| I want to… | Attribute | Guide |
|---|---|---|
| Identify which user triggered a trace | User ID | Users |
| Group traces from the same conversation | Session ID | Sessions |
| Label traces for filtering | Tags | Tags |
| Attach structured key-value context | Metadata | Metadata |
| Track token usage and LLM cost | auto via instrumentation | Cost Tracking |
| Link traces back to source code + commit | auto via observe | Git Context |