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Anthropic: Claude Fable 5.1 (batch) API pricing

Last updated

Input / 1M tokens
$5.00
Output / 1M tokens
$25.00
Blended / 1M
$10.00
3:1 input:output
Context window
1M
tokens
Arena Elo
1200

Context window

How much text fits in a single request.

1,000,000 tokens, roughly 750K words or 1,500 pages of English text.

Estimate assumes ~0.75 words per token and 500 words per page. Input and output share this limit.

Price history

USD per 1M tokens at each recorded price change.

DateInput / 1MOutput / 1MBlended / 1MChange
$5.00$25.00
$10.00
Launch

Changelog

Notable updates to Anthropic: Claude Fable 5.1 (batch).

  1. Anthropic Claude Fable 5.1 (batch) is now tracked, priced at 5 USD per 1M input tokens and 25 USD per 1M output tokens, with a 1,000,000-token context window and 1200 Elo.

Summaries are AI-generated from tracked data changes.

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