AnthropicLaunchAI ModelsSeptember 24, 2026

Anthropic's Claude Opus 5.5 cuts token prices 20%

Read original source →claude.com

Opus 5.5 is priced at $4/$20 per million input/output tokens with $0.20/Mtok cache reads, 20% cheaper per token and 60% cheaper on cache reads than Opus 5. Anthropic estimates it costs ~40% less to run per task and is ~30% faster, performing at the level of Claude Fable 5.1.

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Anthropic's Claude Opus 5.5 cuts token prices 20% — AIBriefs