The platform addresses the critical security void left by rapid, AI-driven prototyping—colloquially termed "vibe coding"—by implementing an autonomous, code-free black-box testing harness. Composed of a three-agent system (Vision Agent, Security Agent, and Fix Agent), Perfai operates without initial source code access, requiring only a target staging or production URL. The Vision Agent maps frontend paths and extracts multi-role user schemas, allowing the Security Agent to immediately fire over 20,000 contextual exploit mutations targeting high-risk logic flaws like BOLA/IDOR and broken access control. The absolute differentiator is its self-healing capability: the Fix Agent packages the failure context and pushes precise remediation patches directly into the developer's agentic IDE like Cursor, Claude Code, or Lovable to verify the loop closes natively.