Anthropic describes Haiku 5.5 as its "cheapest, fastest, and most capable small model" and says it pairs with Opus 5.5 and Sonnet 5.5 "as a subagent on coding work." Per million tokens, for prompts up to 100,000 tokens, Anthropic lists…
In the News: October 8, 2026 (Extra 2)
Anthropic's Haiku 5.5 cuts small-model prices about 75% and halves Sonnet 5.5 cache-read prices, which lowers the cost of subagent work in coding harnesses.
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