
The world's frontier hacker for AI agents.

Fabraix is a startup that specializes in adversarial verification for AI agents, focusing on identifying security vulnerabilities in customer-facing AI systems. Their primary product, Nyx, is an autonomous testing harness designed to probe AI agents across various dimensions including security, logic, and alignment. Nyx operates as a pure blackbox solution, meaning it requires no special access to the AI systems it tests, allowing for a comprehensive assessment of vulnerabilities without the need for integration or internal access. This approach enables organizations to test their AI systems i…