Anthropic cuts Claude Sonnet 5.5 cache-read prices

Anthropic lowered prompt cache-read pricing for Claude Sonnet 5.5 from $0.20 to $0.10 per million tokens, or 0.05 times the base input price instead of 0.1 times. Cache writes and other prices are unchanged.

Context

1M

Max output

128K

Input price

$2.00

Knowledge cutoff

Jun 2026

Claude Developer Platform release notes ↗

Source: Claude Developer Platform release notes, checked Oct 7, 2026. Summarized from the provider’s announcement.