Direct answer
What is promptfoo?
Not verified
Best for
Good fit
- Teams that need repeatable assertions, model comparisons, and adversarial tests
- Teams that value configurable evaluations, provider comparisons, and security testing
- Source-backed technical evaluation before production adoption
Not for
- Teams looking for an agent runtime that executes business workflows
- Useful results depend on representative test cases and maintained assertions
- Procurement decisions made without a workload-specific pilot
Pricing & decision signals
Pricing notes
The public repository can be evaluated without a software license fee. Hosted services, model usage, infrastructure, support, and enterprise features may add cost; verify current terms with the project or vendor.
- Category
- AI Automation
- Confidence
- High
- Last reviewed
- Jun 29, 2026
- Source type
- GitHub
- License
- MIT
Pros & cons
Pros
- Configurable evaluations, provider comparisons, and security testing
- Public repository supports code-level review
- MIT license metadata is recorded
Cons
- Useful results depend on representative test cases and maintained assertions
- Capabilities and project activity can change after this review
- Production adoption requires explicit evaluation and ownership
Features & use cases
Features
- Configurable evaluations, provider comparisons, and security testing
- Agentic workflow automation
- Public GitHub repository with 22,651 stars
- MIT license metadata available
Use cases
- Teams that need repeatable assertions, model comparisons, and adversarial tests
- Automate operations
- Evaluate promptfoo as an open-source option before adopting it
- Connect tools
Source & verification
Sources, verification & confidence
Verification notes
- Primary source reviewed: https://github.com/promptfoo/promptfoo
- Primary source reviewed: https://promptfoo.dev/
- Repository license recorded: MIT
- Repository activity checked: 2026-06-27T17:53:35Z
- Editorial review date: 2026-07-11
- Confidence
- High
- Evidence level
- Source-verified
- Source type
- GitHub
- Last reviewed
- Jun 29, 2026
- Published
- Jun 27, 2026
- Record updated
- Jun 27, 2026
- Repository update
- Aug 18, 2026
From ToolVerse Insights
Promptfoo review: evaluation and red-team evidence for AI systemsAlternatives & comparisons
Alternatives note
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Static comparisons
Not verified
Frequently asked questions
Answers recorded for promptfoo.
Not verified