Claude · price$4 / $20 per MTok

Superseded: a later claim replaced it. It was the record's answer for the dates it held.

Valid from

2026-09-22

Valid until

2026-10-07

Published

2026-09-22

Recorded by AsOf

2026-10-31

Checked

2026-10-31 · its source page states the value and the date

Confidence

0.70

Replaced by

clm_3866B3B4DDB7

Sources

“September 22, 2026 We’ve launched Claude Opus 5.5 ( claude-opus-5-5 ), a model for long-running agentic coding and knowledge work. It has a 1M token context window by default, 128k max output tokens, and always-on adaptive thinking , at $4 / $20 USD per MTok”— what the page says, read 2026-10-31

• Claude Platform release notes, September 22, 2026primary · platform.claude.com · 2026-09-22

Supersedes

• $10 / $50 per MTok2026-09-01 to 2026-09-22 · clm_D102F6FB78D0

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