← All models
Claude Opus 5.5
claude-opus-5-5 · Anthropic
Anthropic model for long-running agentic coding and knowledge work, with adaptive thinking always on.
Context
1M
Input
$4/M
Output
$20/M
Released
—
text inputimage inputtext outputAnthropic
Model id
claude-opus-5-5Use this string as model in your request.
Availability
Catalog only. Not routed by the gateway yet.
Official model page: platform.claude.com