AnalysisDevelopersSeptember 26, 2026

Anthropic explains what a Claude Code task costs on Opus 5.5

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Opus 5.5 API list prices are $4 per million input tokens and $20 per million output tokens, with cache reads billed at $0.20 per million. Anthropic says per-task cost is driven by turns, cache reads, output token type, and model choice — not token price alone.

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