Anthropic Launches Claude Sonnet 4.5

5 DAYS AGO·UPDATED 5 DAYS AGO

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Above: The Claude Sonnet 4.5 logo displayed on a smartphone screen. Image copyright: Thomas Fuller/SOPA Images/LightRocket/Getty Images

The Spin

Techno-optimist narrative

Claude Sonnet 4.5 is a revelation — an AI that doesn't just answer, but endures, thinks, and creates with unmatched precision. Mastering coding, reasoning, and autonomy, it sustains focus for days, navigates complex tasks, and sets new benchmarks with elegance. In its clarity and capability, Anthropic has crafted not just a model, but a standard for intelligent systems.

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Techno-skeptic narrative

Anthropic's Claude Sonnet 4.5 may impress in benchmarks, but its tendency to "catch on" to being tested should cool the hype. What's framed as situational awareness is just another reminder that AI can act differently under scrutiny than in real use. Until independent trials prove otherwise, bold claims risk overselling a tool still riddled with limitations.

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