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Claude Sonnet 5.5
claude-sonnet-5-5 · Anthropic
Fast, capable Claude model with adaptive thinking and 128K max output.
Context
1M
Input
$2/M
Output
$10/M
Released
2026-09
text inputimage inputtext outputAnthropic
Model id
claude-sonnet-5-5Use this string as model in your request.
Availability
Catalog only. Not routed by the gateway yet.
Official model page: platform.claude.com