Open Source: 192
Bring your AI app
to production.
Observability, analytics and tests for AI agents and chatbots.
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free up to 1k events / day
Stay on top of costs
Monitor requests and costs segmented by user and model. Optimize your prompts and save money.

Debug complex agents
Replay agent executions with traces and find out what went wrong and where.

Lift the veil on users
Track user activity and costs. Find out who are the power users.

Be alerted when things go wrong
Write assertions and English or code and run them against your agents to make sure they work as expected.

Replay user conversations
Replay user conversations and identify gaps in your chatbot's knowledge.

Capture user feedback
Collect feedback from your users and improve your agents.

Create training datasets
Label your outputs based on tags and feedback then easily export datasets to fine-tune your models, improving your app's quality and reducing costs.

We worked hard to make it easy.
Integrate one of our SDK in minutes, not hours.
Library:
Explore the docs →
Integrated in the ecosystem.


We recorded a 1 minute demo video.
(expect better as we ship a lot)
Clone, contribute and remix.
We are committed to building in the open and sharing everything we build.
Get started in minutes.
Run it on your own or get started in minutes with our hosted version.
Open Source
Self Hostable
Agent Tracing
Analytics
Cost Analysis
User Tracking
LangChain Support
Open Source
Self Hostable
Agent Tracing
Analytics
Cost Analysis
User Tracking
LangChain Support