The newest Claude generative AI model , called Haiku 4.5, has the same coding ability of the company's Sonnet 4 model in a smaller, faster package, Anthropic said in a press release on Wednesday. The new model is being made available to everyone, and will be the default for free users on Claude.ai .

Anthropic says Haiku 4.5 is significantly faster than Sonnet 4, but at a third of the cost. When using Claude for Chrome , an extension that gives Chrome users AI capabilities in their browser, Anthropic said Haiku 4.5 is faster and better at agentic tasks.

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Because Haiku 4.5 is a small model, it can be deployed as a sub-agent for Sonnet 4.5. So, while Sonnet 4.5 pla

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