Equipping agents for the real world with Agent Skills
… Progressive disclosure is the core design principle that makes Agent Skills flexible and scalable. …
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Partnering with Mozilla to improve Firefox’s security
… From model evaluations to a security partnership In late 2025, we noticed that Opus 4.5 was close to solving all tasks in CyberGym , a benchmark that tests whether LLMs can reproduce known security vulnerabilities. …
Introducing Claude Opus 4.7
… Security professionals who wish to use Opus 4.7 for legitimate cybersecurity purposes such as vulnerability research, penetration testing, and red-teaming are invited to join our new Cyber Verification Program . …