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Anthropic Releases Claude Haiku 5.5

Anthropic has launched Claude Haiku 5.5, a compact AI model supporting a 1M context window priced at $0.10 per million input tokens.

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08 Oct 2026Source: MarkTechPost2 min read (0 views)
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Anthropic Releases Claude Haiku 5.5

Stock photo for illustration only, not from the actual event

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  • Anthropic introduces Claude Haiku 5.5 as a compact and efficient AI model
  • Supports a massive context window of up to 1 million tokens
  • Priced competitively starting at $0.10 per million input tokens
  • Achieves a benchmark score of 72.4 percent on OSWorld

The artificial intelligence landscape has witnessed a notable release as Anthropic officially rolled out its latest compact model, Claude Haiku 5.5. This new offering aims to deliver high-performance capabilities while maintaining a streamlined footprint tailored for diverse modern applications.

Designed to handle data-intensive workloads seamlessly, the model supports an expansive context window of 1 million tokens. This capability allows systems to ingest, analyze, and process massive volumes of information simultaneously without losing critical context or detail.

$0.10Price per million input tokens
1MMaximum context window size
72.4%OSWorld benchmark score

Cost efficiency stands out as a major highlight for this release, with the developer setting the starting price at just 0.10 US dollars per million input tokens. This economical pricing model allows businesses and developers to integrate advanced capabilities without incurring prohibitive operational expenses.

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Photo by Claudio Schwarz / Unsplash

Furthermore, performance evaluations on the OSWorld benchmark indicate that Claude Haiku 5.5 secured a score of 72.4 percent. This metric demonstrates its robust execution capabilities, proving that smaller models can achieve competitive practical results while consuming fewer resources.

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The debut of Claude Haiku 5.5 highlights the ongoing industry shift toward optimizing Small Language Models (SLMs) rather than solely scaling up model parameters. Delivering a 1 million token context window at a fraction of a cent per token empowers independent developers and startups to build sophisticated AI applications—such as whole-codebase analysis or extensive document processing—at significantly reduced operating costs.

Readers interested in deeper technical specifications and integration guidelines can refer to the official announcements provided by the developers.

Source: MarkTechPost

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