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Claude Opus 4.5

anthropic/claude-opus-4-5@20251101

Prices

Input

$5.00 per 1M tokens

medium
Input (batch)

$2.50 per 1M tokens

low
Input (cache write 1h)

$10.00 per 1M tokens

low
Input (cache write, batch)

$3.13 per 1M tokens

low
Input (cache write)

$6.25 per 1M tokens

medium
Input (cached read, batch)

$0.25 per 1M tokens

low
Input (cached read)

$0.50 per 1M tokens

medium
Output

$25.00 per 1M tokens

medium
Output (batch)

$12.50 per 1M tokens

low
Web search (context size: high)

$0.01 per query

low
Web search (context size: low)

$0.01 per query

low
Web search (context size: medium)

$0.01 per query

low

Specifications

Provider
anthropic
Context window
200,000
Max output tokens
64,000
Open weights
no
Released
11/01/2025
Retires
11/24/2026
First seen by this tracker

Price history

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

Input
5 per 1M tokens, unchanged since 09/14/2026
Output
25 per 1M tokens, unchanged since 09/14/2026
Input (cached read)
0.5 per 1M tokens, unchanged since 09/14/2026
Input (cache write)
6.25 per 1M tokens, unchanged since 09/14/2026
Input (cache write 1h)
10 per 1M tokens, unchanged since 09/14/2026
Web search (context size: high)
0.01 per query, unchanged since 09/14/2026
Web search (context size: low)
0.01 per query, unchanged since 09/14/2026
Web search (context size: medium)
0.01 per query, unchanged since 09/14/2026
Input (cache write, batch)
3.13 per 1M tokens, unchanged since 09/24/2026
Input (cached read, batch)
0.25 per 1M tokens, unchanged since 09/24/2026
Input (batch)
2.5 per 1M tokens, unchanged since 09/24/2026
Output (batch)
12.5 per 1M tokens, unchanged since 09/24/2026

Last updated 10/04/2026, 02:10