Coverage (30d)
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This Week
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Evidence
1 articlesRelationships
1Timeline
Claude Mythos2026-06-26
US Commerce Dept. approves limited release of Claude Mythos 5 to trusted partners
Claude Mythos2026-06-22
Anthropic released Claude Mythos 5, concluding it met CB-1 but not CB-2 bioweapons thresholds, yet deployed protective measures for both.
Claude Mythos2026-06-18
Claude Mythos forced completely offline by White House
Claude Mythos2026-05-31
Claude Mythos achieved 3-4 hour METR 80% task horizon, seven months ahead of superforecaster predictions
Claude Mythos2026-05-17
Claude Mythos went GA in Google Cloud console, preview label removed
Claude Mythos2026-04-15
Treasury Secretary Janet Yellen publicly calls Claude Mythos a 'step function change in abilities' at a Wall Street Journal event
Ecosystem
Claude Mythos
developedOpenAI3 src
developedWhite House3 src
GPT-5.6 Luna
developedGPT-53 src
competes withClaude Mythos1 src
Benchmarks
agentic coding
Claude Mythos88
GPT-5.6 Luna—
intelligence index
Claude Mythos—
GPT-5.6 Luna51