Claude Opus 5.5
ClosedGeneral LLMReasoningTool useVision
1Mcontext
$4 / $20per 1M tokens (in / out)
—parameters
556stories in our feed
Specs
hover a value to see its sourceContext window1M
Max output125K
Parameters—
Knowledge cutoff2026-06
LicenceProprietary
Commercial useAPI only
InputText · Image · PDF
OutputText
Familyclaude-opus
API price
USD per 1M tokensInput$4
Output$20
Cached input$0.2
No price change recorded since we started tracking.
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