Anthropic Loosens AI Safety Access With Three-Tier System, Giving Security Experts Early Access to Opus 5.5
Anthropic has expanded its Cyber Verification Program into a three-tier access framework, opening early access to Claude Opus 5.5 and other unreleased models to qualified security professionals. The program has surfaced more than 129,000 vulnerabilities over the past six months, 33,000 of them rated critical or high severity.