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Exclusive: Anthropic ‘Mythos’ AI model representing ‘step change’ in power revealed in data leak | Fortune

AI company Anthropic is developing, and has begun testing with early access customers, a new AI model more capable than any it has released previously, the company said, following a data le…

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Exclusive: Anthropic ‘Mythos’ AI model representing ‘step change’ in power revealed in data leak | Fortune

Mar 29, 2026

Exclusive: Anthropic ‘Mythos’ AI model representing ‘step change’ in power revealed in data leak | Fortune
AI News

AI company Anthropic is developing, and has begun testing with early access customers, a new AI model more capable than any it has released previously, the company said, following a data le…

AI company Anthropic is developing, and has begun testing with early access customers, a new AI model more capable than any it has released previously, the company said, following a data leak that revealed the model’s existence. Recommended Video An Anthropic spokesperson said the new model represents “a step change” in AI performance and is “the most capable we’ve built to date.

” The company said.