Anthropic expands its Cyber Verification Program to three tiers

TL;DR

  • Anthropic merged Project Glasswing and its Cyber Verification Program into one program with three access tiers.
  • Each tier gives vetted security teams access to Claude Opus 5.5, Claude Sonnet 5.5 and Claude Mythos 5.1 with fewer cyber blocks.
  • Anthropic aims to answer Defense Access applications in a few days and expects Red Team Access reviews to take a few weeks.

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