Anthropic on Monday announced its latest artificial intelligence model: Claude Sonnet 4.5.

The model is better at coding, using computers and meeting practical business needs, and it excels in specialized fields like cybersecurity, finance and research, Anthropic said. The Amazon -backed startup, which is valued at $183 billion , is making Claude Sonnet 4.5 available to all users.

Anthropic said Claude Sonnet 4.5 is the "best coding model in the world" according to industry benchmarks like SWE-bench Verified, a test set that measures an AI system's software coding abilities.

"People are just noticing with this model, because it's just smarter and more of a colleague, that it's kind of fun to work with it when encountering problems and fixing them," Jared Kaplan, Anthropic

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