Promptfoo

CI-gated eval + red-teaming (OpenAI).

Evals MIT Open source Checked 2026-08-15

The record

Verified by hand

Category: Evals
License: MIT
Open source: Yes
Self-host: Yes

Entry price: Free
Rank in category: #3 of 11
Website: www.promptfoo.dev
Price check: Confirmed against official page

Our take

In progress

Promptfoo sits at #3 in Evals by adoption. The verified facts are above; the full editorial assessment — where it wins, where it doesn't, and what to reach for instead — is being written and will land here.

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Sources

Checked 2026-08-15

Official sitewww.promptfoo.dev✓ Price verified