Build secure AI applications with AI security testing integrated into your development workflow.
Visit WebsiteThe Bottom Line
Entry price
From $50/mo (free plan available)
Biggest pro
LLM eval framework
Biggest con
Learning curve
TL;DR - Promptfoo
- Integrates AI security testing into CI/CD and development workflows.
- Automates context-aware attack generation and provides real-time threat intelligence.
- Offers remediation guidance, continuous monitoring, and specialized solutions for regulated industries.
What is Promptfoo?
Available on: Web
Pros & Cons
Pros
- LLM eval framework
- Open source
- Good for testing prompts
- Active development
- Good documentation
Cons
- Learning curve
- CLI focused
- Newer tool
- Limited features
- Still maturing
Ratings Across the Web
Ratings aggregated from independent review platforms. Learn more
Key Features
Pricing Plans
Free TrialPricing checked Jul 13, 2026
Free
Free
Open source
- Unlimited local evals
- All features
- Self-hosted
- Community support
Cloud
$50/month
Teams
- Cloud hosting
- Team collaboration
- History & sharing
- Email support
Enterprise
null
Large scale
- All Cloud features
- SSO
- SLA
- Dedicated support
How Promptfoo's pricing compares
At $50/mo, Promptfoo is the most affordable of its 3 direct competitors.
Entry paid plan, monthly. Pricing checked Jul 13, 2026.
Reviews

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Promptfoo FAQ
How does Promptfoo help ensure the security of AI applications?
Which teams benefit most from using Promptfoo?
How is Promptfoo priced?
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Can Promptfoo be integrated into existing development processes?
How does Promptfoo compare to LangSmith for AI application development?
Does Promptfoo support self-hosted deployments?
Source: promptfoo.dev