Anthropic on Wednesday released a new version of its lightweight AI model Claude Haiku 4.5 unveiled According to the company, the new version is similar in performance to the Sonnet 4 model, but with One third of the cost And over Twice the speed It works.
Claude Haiku 4.5 AI performance in benchmarks
According to Entropic’s internal tests, the Claude Haiku 4.5 model has succeeded in the SWE-Bench verified benchmark. 73 percent and earn points in the Terminal-Bench (focused on the command line). 41 percent has taken However, although its performance is slightly weaker than the Sonnet 4.5, it is on par with the GPT-5 and Gemini 2.5 models.
Similar results were recorded in other benchmarks such as using tools, working with computers and visual reasoning.
New Haiku model from today for all users Free plans Anthropic is available. The company says Haiku 4.5 will be particularly attractive to free versions of its AI products, as it offers impressive capabilities while putting little strain on servers. The lightness of the model makes it possible to run multiple Haiku agents simultaneously or in combination with more advanced models.
Mike Krieger, Anthropic’s chief product officer, said in a statement about the model:
“This model opens the gate of a new generation of practical applications of artificial intelligence; Where Sonnet is responsible for complex programming and Haiku-based agents run at high speed. We now have a complete toolbox of agents, each model offering a specific combination of intelligence, speed and cost for different tasks.”
According to Anthropic, the immediate applications of Haiku 4.5 are likely to be in Software development tools will be seen
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