Promptfoo alternatives
Promptfoo is open-source tool for evaluating and red-teaming LLM apps, agents, and RAG systems. If it is not the right fit, the tools below solve a comparable problem in Red-Teaming & AI Security, ranked by how closely they overlap on framework coverage and target team.
Why teams look past Promptfoo
Developer-oriented and requires engineering effort to configure; broader governance/compliance features live in the paid enterprise tier.
1. Cranium AI
End-to-end AI security and governance platform to discover, monitor, red-team and prove enterprise AI
Best for: Enterprises that need to secure, red-team, and prove governance across internal and third-party AI in one platform
Frameworks: EU AI Act, NIST AI RMF, ISO/IEC 42001
2. Mindgard
Continuous automated AI red teaming and security testing for enterprise AI systems
Best for: Enterprise security teams needing continuous, attacker-perspective red teaming and testing of LLMs and AI systems
Frameworks: SOC 2
3. Protect AI
End-to-end security for the AI and machine-learning supply chain
Best for: Security and ML teams needing to scan and defend models, pipelines, and LLM apps across the AI lifecycle
Frameworks: NIST AI RMF, SOC 2
4. Robust Intelligence
AI Firewall and automated model validation to secure AI from build to production
Best for: Enterprise security and ML risk teams wanting adversarial testing plus runtime protection mapped to AI-security standards
Frameworks: NIST AI RMF
5. Haize Labs
Adversarial testing and red teaming to make AI systems reliable and safe
Best for: Frontier model builders and enterprises needing rigorous automated adversarial evaluation of AI systems
6. SplxAI
End-to-end security for AI with automated red teaming and runtime protection for agentic systems
Best for: Enterprises wanting full-stack AI security from red teaming through runtime protection for agentic systems
7. Adversa AI
Continuous AI red teaming for agents, LLMs, and generative AI applications
Best for: Organizations needing specialist, research-driven adversarial testing of LLMs and AI agents
8. Vijil
Trust infrastructure to make enterprise AI agents secure, reliable, and resilient
Best for: Teams building enterprise AI agents that need lifecycle testing, hardening, and trust evidence
AI Governance Tool Selection Kit
A vendor-comparison worksheet plus EU AI Act, NIST AI RMF and ISO/IEC 42001 requirement checklists — so you can shortlist tools against the obligations that actually apply to you.
Free. No spam — unsubscribe anytime.