# clm_1517D02FAFA4

subject: Claude Opus 5.5 (/record/claude-opus-5-5.md)  
predicate: price  
value: $4 per million input tokens  
valid_from: 2026-09-22  
valid_to: null  
published: 2026-09-22  
recorded: 2026-11-04  
confidence: 0.95  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-04  
checked: 2026-11-04 · its source page states the value and the date  

> Input and output tokens are $4 and $20 per million, 20% less than Opus 5.

What https://www.anthropic.com/news/claude-opus-5-5 says, word for word.

## Sources

- https://www.anthropic.com/news/claude-opus-5-5 (primary, Anthropic (news), published 2026-09-22)

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