>Our safety testing also showed that Claude Haiku 4.5 poses only limited risks in terms of the production of chemical, biological, radiological, and nuclear (CBRN) weapons.
Claude Haiku 4.5 gives you similar levels of coding performance as Claude Sonnet 4, but at one-third the cost and more than twice the speed 👀 https://www.anthropic.com/news/claude-haiku-4-5
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