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Claude Mythos Preview
Claude Mythos Preview is Anthropic’s unreleased model preview, shaped as much by benchmark gains as by bank-risk reviews and security testing. It is used to compare coding, math, and agent performance, while also serving as a tool for vulnerability hunting and defense validation.
6 articles
Why AI benchmark wins in cyber should scare defenders
AI cyber benchmarks now show autonomous capability is advancing faster than defenders are planning for.
Why coding benchmarks are finally telling the truth
BenchLM’s coding leaderboard says LiveCodeBench and SWE-bench Pro are the only signals that still matter.
Anthropic’s Claude Mythos Preview exposed AI governance gaps
Anthropic’s Claude Mythos Preview exposed why enterprise AI agents need tighter governance across banking, healthcare, retail, and supply chains.
Anthropic’s Mythos stays private after bank risk fears
Anthropic is keeping Claude Mythos Preview private and inviting banks, tech firms, and security vendors to test defenses first.
Claude Mythos Preview Tops GPT-5.4 on Key Benchmarks
Anthropic’s unreleased Mythos Preview beats GPT-5.4 and Gemini 3.1 Pro on coding, math, and agent tests, led by 97.6% on USAMO.
Project Glasswing puts AI to work on software bugs
Anthropic’s Project Glasswing gives 40+ groups access to Claude Mythos Preview after it found thousands of zero-days across major systems.