Claude Fable

AnthropicUnited StatesProprietaryProprietaryproprietarytext · vision

Anthropic's new top tier above Opus, with always-on adaptive thinking and 1M context.

Release history (1)

Fable 5
Current stableCutting edgestableJun 9, 2026
claude-fable-51,000,000 ctx
New flagship tier above Opus. Always-on adaptive thinking, 1M context, 128K output. $10/$50 per million tokens.

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