← AI tools

Evaluation & testing

4 evaluation & testing tools, with pricing model, free tier and open-source status.

Braintrust ↗ freemium · from $249/mo

Evals, prompt playground and logging for LLM products.

· Free - 1M trace spans, 10k scores/mo
Confident AI (DeepEval) ↗ freemium · from $20/mo

Hosted platform for the open-source DeepEval framework.

open source· Free tier with limited evals

Automated evaluation and guardrails for LLM systems.

· Free trial

Open-source CLI and library for LLM evals and red-teaming.

open sourceself-hostable· Open-source, free

"affiliate" = a known partner programme, being confirmed as we join. Confirm pricing on the tool's site.