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Claude Opus 5.5

anthropic/claude-opus-5-5@default

Prices

Input

$4.00 per 1M tokens

medium
Input (batch)

$2.50 per 1M tokens

low
Input (cache write 1h)

$8.00 per 1M tokens

low
Input (cache write, batch)

$2.50 per 1M tokens

low
Input (cache write)

$5.00 per 1M tokens

medium
Input (cached read, batch)

$0.10 per 1M tokens

low
Input (cached read)

$0.20 per 1M tokens

medium
Output

$20.00 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
1,000,000
Max output tokens
128,000
Open weights
no
Released
09/22/2026
Retires
no date announced
First seen by this tracker

Price history

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

Input
4 per 1M tokens, unchanged since 09/23/2026
Output
20 per 1M tokens, unchanged since 09/23/2026
Input (cached read)
0.2 per 1M tokens, unchanged since 09/23/2026
Input (cache write)
5 per 1M tokens, unchanged since 09/23/2026
Input (cache write 1h)
8 per 1M tokens, unchanged since 09/23/2026
Web search (context size: high)
0.01 per query, unchanged since 09/23/2026
Web search (context size: low)
0.01 per query, unchanged since 09/23/2026
Web search (context size: medium)
0.01 per query, unchanged since 09/23/2026
Input (cache write, batch)
2.5 per 1M tokens, unchanged since 09/24/2026
Input (cached read, batch)
0.1 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 10/01/2026, 02:10