AI models

Claude Fable 5.1

by Anthropic

model by Anthropic

0.63× in 7 days, from 446B to 282B tokens a week, faster than 5% of AI models.

Measured by Vela Breakout · as of Oct 10, 2026 · How we measure

200B400B600BAug 22Sep 7Sep 23Oct 10similar peersClaude Fable 5.1282B

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