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retired

Claude Opus 4.1

anthropic/claude-opus-4-1@20250805

Prices

Input

$15.00 per 1M tokens

low
Input (batch)

$7.50 per 1M tokens

low
Input (cache write 1h)

$30.00 per 1M tokens

low
Input (cache write)

$18.75 per 1M tokens

low
Input (cached read)

$1.50 per 1M tokens

low
Output

$75.00 per 1M tokens

low
Output (batch)

$37.50 per 1M tokens

low

Specifications

Provider
anthropic
Context window
200,000
Max output tokens
32,000
Open weights
no
Released
08/05/2025
Retires
08/05/2026
First seen by this tracker

Price history

No price of this model has changed since we started tracking it.

Input
15 per 1M tokens, unchanged since 09/14/2026
Output
75 per 1M tokens, unchanged since 09/14/2026
Input (cached read)
1.5 per 1M tokens, unchanged since 09/14/2026
Input (cache write)
18.75 per 1M tokens, unchanged since 09/14/2026
Input (cache write 1h)
30 per 1M tokens, unchanged since 09/14/2026
Input (batch)
7.5 per 1M tokens, unchanged since 09/14/2026
Output (batch)
37.5 per 1M tokens, unchanged since 09/14/2026

Last updated 10/04/2026, 02:10