# The New Stack — Anthropic launches Haiku 5.5 at a much lower price

- Company: The New Stack (thenewstack.io)
- Announced: 2026-10-07T18:00:00+00:00
- Category: new-model
- Coverage: not counted
- Announcement: yes
- Group: models
- Source: https://thenewstack.io/anthropic-claude-haiku-5-5/
- Record: https://forck.live/items/16444-anthropic-launches-haiku-5-5-at-a-much-lower-price
- Subject: Reporting
- Models affected: Haiku 5.5, Haiku 4.5, Sonnet 5.5, GPT-6 Luna
- Pricing: Haiku 5.5: $0.10/$0.50 per million input/output tokens for requests under 100,000 tokens; $0.50/$2.50 for larger requests. Haiku 4.5: $1/$5 per million input/output tokens.

Anthropic released Claude Haiku 5.5, its smallest and most affordable model, with significantly reduced pricing: $0.10/$0.50 per million input/output tokens for requests under 100,000 tokens, down from $1/$5 for Haiku 4.5. The model includes effort controls (default medium) and shows substantial benchmark improvements over Haiku 4.5, including a 72.4% score on OSWorld 2.1 (computer use) versus 15.7%. Haiku 5.5 is available on the Claude Platform, AWS, Google Cloud, and Microsoft Azure.

## Evidence

Verbatim from https://thenewstack.io/anthropic-claude-haiku-5-5/:

> While Haiku 4.5 cost $1/$5 per million input/output tokens, Anthropic is bringing the price down to $0.10/$0.50 for requests under 100,000 tokens.

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