Expired90% confidenceFactExact time
Anthropic is advancing the new Claude Mythos model through controlled expansion rather than direct public release
1
Sources
90%
Confidence
Medium-term (~90 days)
Relevance
6/2/2026
First Seen
Valid until: 8/31/2026(expired)
Sources
Project Glasswing Expansion: 150 Organizations Gain Access to Claude Mythos
twitterAnthropicAI6/2/2026
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Related Claims
UnverifiedAnthropic offers an 'Extended Thinking' mode for its Claude models.69% similarUnverifiedAnthropic is about to release a new reasoning model.68% similarUnverifiedAnthropic released a new model named 'Fable.'67% similarUnverifiedAnthropic has not yet publicly disclosed specific technical details or benchmark performance for the Claude Mythos model67% similarVerifiedAnthropic is the developer of the Claude model series.66% similar
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