Claude Opus 5.5 · price$4 per million input tokens

Valid from

2026-09-22

Valid until

still holds

Published

2026-09-22

Recorded by AsOf

2026-11-04

Checked

2026-11-04 · its source page states the value and the date

Confidence

0.95

Sources

“Input and output tokens are $4 and $20 per million, 20% less than Opus 5.”— what the page says, read 2026-11-04

• https://www.anthropic.com/news/claude-opus-5-5primary · anthropic.com · 2026-09-22

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