Braintrust
Free tierObservability and evals for shipping quality AI agents at scale
Best for evals · observability · agents
Our own editorial score, not public reviews.
Strengths
- Agent traces
- Evals and scoring
Skip if
you need a team plan, audit logs, or a phone number to call
Braintrust is an eval desk for agents. Log traces, score outputs, and block bad releases — production patterns into tests, not a guess from the server log.
Key features
- Agent traces
- Evals and scoring
- Quality gates
- Python and TypeScript SDKs
Why it is on Toolora
We list Braintrust for people who need evals · observability · agents. Skip it if you need a team plan, audit logs, or a phone number to call.
Closest alternatives on Toolora: Langfuse, Helicone, Kimi.
Try instead
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Braintrust
Free