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Claude Fable 5.1

Anthropic's most capable model for demanding reasoning and long-horizon agentic work, extending Claude Fable 5 with stronger agentic coding, multistep research, and document work.

anthropic/claude-fable-5-1
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Reasoning
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Anthropic Pricing for Claude Fable 5.1

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Anthropic
Context: 1M
Input
$10
/M tokens
Cache Read
$0.25
/M tokens
Output
$50
/M tokens
Cache Write 5m
$12.5
/M tokens
Cache Write 1h
$20
/M tokens
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