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Large Language Models
1d ago

Launch of Claude Haiku 5.5: A Cost-Effective and Fast AI Model

Oct 7, 2026
AI Summary

Claude Haiku 5.5 has been introduced as a highly efficient and affordable AI model, designed for tasks requiring speed and cost-effectiveness. It is priced approximately 75% lower than its predecessor, Claude Haiku 4.5, and features an adjustable effort setting for optimizing performance.

Claude Haiku 5.5 is the latest small AI model, optimized for high-volume and cost-sensitive tasks such as summaries, database queries, and classification requests.

The model is noted for its speed, making it suitable for live customer support and browser applications. It is available at a significantly reduced cost compared to Claude Haiku 4.5, with operational expenses around 75% lower.

In conjunction with this launch, the price of Claude Sonnet 5.5's cache reads has been halved, resulting in a 20% reduction in costs for most agentic tasks.

New monthly API credits are being introduced for Claude Max and Team subscribers to assist in developing new agents and applications on the Claude Platform.

Claude Haiku 5.5 features an adjustable effort setting, allowing users to optimize for either cost or intelligence. It has been benchmarked against various tasks, including operating a computer for multi-step tasks, real-world professional work across 44 occupations, and expert-level academic knowledge.

Early customer feedback indicates significant improvements in speed and efficiency, with reports of over a 30% reduction in latency and up to 2.5 times faster inference per agent turn compared to previous models.

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