Claude Haiku 5.5 vs Sonnet 5.5 vs Opus 5.5: 20× Cheaper Than Sonnet — and a 100K-Token Price Cliff

Originally published on alekseialeinikov.com. TL;DR Claude Haiku 5.5 costs $0.10 per million input tokens and $0.50 per million output tokens for prompts up to 100,000 tokens. That is 1/20 of Sonnet