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Claude Fable 5.1

claude-fable

Claude model for demanding reasoning and long-horizon agentic work

Family
claude-fable
Providers
31
Context
1,000,000
Output
128,000
Knowledge
2026-06
Weights
Closed
Input
textimagepdf
Output
text
Release date
2026-09-01
Updated
2026-09-01

Providers

Source: models.dev