Fact · Voice and AI
4US dollars per million input tokens
Anthropic lists Claude Opus 5.5 at $4 per million input tokens.
Checked against its source on October 17, 2026
In the source's own words
“Claude Opus 5.5 For long-running agentic coding and knowledge work $4 / MTok $20 / MTok”
Claude Platform pricing: model prices per million tokens, Anthropic, Anthropic, 2026, Model pricing table, Claude Opus 5.5 row.
Open the original- What it measures
- Opus is Anthropic's larger model, priced above Haiku 5.5. The first price in the row is the input price.
- What it does not show
- Base price without caching or batch discounts.