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Claude Sonnet 5.5

anthropic/claude-sonnet-5-5@default

Prices

Input

$2.00 per 1M tokens

medium
Input (batch)

$1.00 per 1M tokens

low
Input (cache write 1h)

$4.00 per 1M tokens

low
Input (cache write, batch)

$1.25 per 1M tokens

low
Input (cache write)

$2.50 per 1M tokens

medium
Input (cached read, batch)

$0.10 per 1M tokens

low
Input (cached read)

$0.20 per 1M tokens

medium
Output

$10.00 per 1M tokens

medium
Output (batch)

$5.00 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
09/28/2026
Retires
no date announced
First seen by this tracker

Price history

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

Input
2 per 1M tokens, unchanged since 09/29/2026
Output
10 per 1M tokens, unchanged since 09/29/2026
Input (cached read)
0.2 per 1M tokens, unchanged since 09/29/2026
Input (cache write)
2.5 per 1M tokens, unchanged since 09/29/2026
Input (cache write 1h)
4 per 1M tokens, unchanged since 09/29/2026
Input (cache write, batch)
1.25 per 1M tokens, unchanged since 09/29/2026
Input (cached read, batch)
0.1 per 1M tokens, unchanged since 09/29/2026
Input (batch)
1 per 1M tokens, unchanged since 09/29/2026
Output (batch)
5 per 1M tokens, unchanged since 09/29/2026
Web search (context size: high)
0.01 per query, unchanged since 09/29/2026
Web search (context size: low)
0.01 per query, unchanged since 09/29/2026
Web search (context size: medium)
0.01 per query, unchanged since 09/29/2026

Last updated 10/01/2026, 02:10