Open-source LLM observability and evaluation platform for tracing AI agents, scoring LLM outputs, managing prompts, and monitoring production.
22.8K1.9KPythonApache-2.0Updated 8 hours ago
1 alternative
Best open-source alternatives to Braintrust (2026)
Looking for a free, open-source alternative to Braintrust? These 1 projects can replace it. Each one passed our quality screening and is explained in plain words, so you can compare stars, license and maintenance at a glance.
Quick comparison
| Project | Stars | License | Last commit |
|---|---|---|---|
| comet-ml/opik | ★ 22.8K | Apache-2.0 | 8 hours ago |
FAQ
- Is there a free, open-source alternative to Braintrust?
- Yes. The most popular open-source alternatives to Braintrust on Repolode are opik.
- Which Braintrust alternative should I choose?
- opik has the most GitHub stars and is released under Apache-2.0. Compare the license and last commit of each option in the table above before choosing.