Humanloop vs Promptfoo
No clear leader: Humanloop (55.0) and Promptfoo (54.4) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.
Capabilities
Feature-by-feature on the axes that matter for prompt management. “-” means undocumented, not absent.
What each one is
The product in its own terms, so the numbers below have context.
Humanloop
A platform that helps teams develop, test, and monitor AI applications through evaluation workflows, prompt management, and production observability. It supports both technical engineers and non-technical domain experts to iterate on AI systems using real-world data and automated assessments.
Promptfoo
A comprehensive LLM security testing solution that automatically scans for vulnerabilities such as prompt injections and jailbreaks through dynamic red teaming. Offers both open-source software for local testing and enterprise SaaS with team collaboration, continuous monitoring, and compliance dashboards.
Pricing
List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.
Humanloop
Free tier with 50 eval runs. Paid plans available; enterprise requires contact.
- FreeFree
- Startup25% performance improvement
- EnterpriseContact sales
- SSO + SAML
- Role-based access controls
- Hands-on support with SLA
- VPC deployment add-on
Promptfoo
Free open-source Community tier; Enterprise and On-Premise plans with custom pricing
- CommunityFree
- All LLM evaluation features
- All model providers and integrations
- Red teaming (10k probes/month)
- Custom integration with your own app
- Run locally or self-host on your own infrastructure
- +2 more
- EnterpriseContact sales
- All Community features
- Custom red teaming limits
- Team sharing & collaboration
- Continuous monitoring
- Centralized security/compliance dashboard
- +6 more
- On-PremiseContact sales
- Complete data isolation
- On-premise deployment
Platform & deployment
Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.
Integrations
What each product connects to. Counts come from the vendor's own integration directory where one exists.
- CI/CD pipelines
- OpenAI
- Anthropic
Humanloop
- Git
- Vercel AI SDK
Promptfoo
- Google (Gemini)
- DeepSeek
- MCP (Model Context Protocol)
- Webhooks
- Agent frameworks
- CI/CD platforms
- GitHub
- Python providers
Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.