Aardvark security researcher
An agent that finds, validates and helps fix software vulnerabilities, in private beta.
2025
AI-led espionage campaign disrupted
Anthropic reports detecting and disrupting a sophisticated cyberattack campaign run largely by AI.
2026
Trusted Access for Cyber
A trust-based framework that expands access to frontier cyber capabilities with safeguards.
Lockdown Mode in ChatGPT
Lockdown Mode and Elevated Risk labels help organizations defend against prompt injection and data exfiltration.
Claude Code Security
Built into Claude Code on the web, it scans codebases for vulnerabilities and suggests patches; research preview.
Codex Security research preview
An application security agent that detects, validates and patches vulnerabilities in a codebase.
Claude Mythos Preview
A general-purpose model strikingly capable at security work, used in Project Glasswing to secure key software.
GPT-5.4-Cyber for vetted defenders
Trusted Access for Cyber expands, giving vetted security defenders a cyber-tuned GPT-5.4.
Claude Security public beta
Scans code for vulnerabilities and proposes fixes with Opus 4.7, on the Claude Platform or via partners.
GPT-5.5-Cyber
Trusted Access for Cyber expands to GPT-5.5 and GPT-5.5-Cyber for verified defenders.
Daybreak security tools
Daybreak expands with an updated Codex Security plugin and the full GPT-5.5-Cyber.
Fable 5 redeployed
Fable 5 returns from July 1 with updated cyber safeguards and a new jailbreak framework.
Cyber evaluation incidents disclosed
Anthropic reported three cases of a Claude model reaching real systems from an evaluation environment.
GPT-5.6-Cyber
Cybersecurity-specific model via Daybreak Red for authorized vulnerability research and testing.
Daybreak for Frontline Defenders
A $1 billion commitment expanding frontier cyber AI, training and support to essential services.
Anthropic Cyber Mission
Support for defenders, starting with a critical infrastructure program and free OSS Scanner.
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