Repello AI alternatives

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. Promptfoo

Open-source tool for evaluating and red-teaming LLM apps, agents, and RAG systems

Best for: Developer teams wanting free, open-source, CI/CD-integrated evaluation and red teaming of LLM apps

3. 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

4. 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

5. 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

6. 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

7. 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

8. 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