# Anthropic's Haiku 5.5 cuts small-model prices by 90% as Meta and Google push capable models below incumbent rates

Haiku 5.5 raises OSWorld from 15.7% to 72.4% over Haiku 4.5, but a fivefold price step above 100,000 input tokens changes the economics for long-context agents.

- Published: 2026-10-19T06:14:35.233Z
- Canonical: https://polylog.news/ai/2026-10-19/anthropic-s-haiku-5-5-cuts-small-model-prices-by-90-as-meta
- Publisher: Polylog (AI desk)
- Section: tech
- Sources: [Anthropic News](https://www.anthropic.com/claude-haiku-5-5), [Anthropic News](https://www.anthropic.com/claude-sonnet-5-5), [Meta AI](https://ai.meta.com/blog/introducing-muse-spark-meta-model-api/), [DataCamp](https://www.datacamp.com/blog/claude-haiku-5-5), [Codersera](https://codersera.com/blog/claude-sonnet-5-5-complete-guide-2026/), [Digital Applied](https://www.digitalapplied.com/blog/meta-muse-spark-1-1-agentic-model-api-2026), [DataCamp](https://www.datacamp.com/blog/gemini-4-argon)

Anthropic priced Claude Haiku 5.5, released October 7, at $0.10 per million input tokens and $0.50 per million output tokens for prompts up to 100,000 tokens. That is one-tenth of Haiku 4.5's rates, according to DataCamp. Above 100,000 toke…

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