Technology

Anthropic announces Claude Fable 5.1 and Mythos 5.1 models

Anthropic referred to Claude Fable 5.1 and Claude Mythos 5.1 as “the world’s most advanced models for coding and knowledge work”

· 9/2/2026, 8:59:03 AM· 2 min read
Anthropic announces Claude Fable 5.1 and Mythos 5.1 models
Anthropic referred to Claude Fable 5.1 and Claude Mythos 5.1 as “the world’s most advanced models for coding and knowledge work”
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