# Claude introduces Claude Haiku 5.5, reporting 75% lower running costs than Haiku 4.5

Claude has introduced Claude Haiku 5.5, describing it as its cheapest, fastest, and most capable small model to date. On average, the model costs around 75% less to run than Claude Haiku 4.5.

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Source: Claude · Published 10/7/2026, 11:31:08

Claude has introduced Claude Haiku 5.5, describing it as the cheapest, fastest, and most capable small model the team has ever released.

On average, running Claude Haiku 5.5 costs around 75% less than Claude Haiku 4.5.

Tags: Claude, Claude Haiku, Model Release

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