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Anthropic’s Claude Sonnet 4 Arrives With a Promise: An AI That Thinks Harder and Lies Less

Summary by WebProNews
In the intensifying race among artificial intelligence companies to build the most capable and trustworthy models, Anthropic has made its latest move — and it may be the most consequential one yet for enterprise customers and developers who have grown weary of AI systems that confidently fabricate information. The San Francisco-based AI safety company unveiled Claude Sonnet 4, a model it says represents a fundamental shift in how AI balances cap…
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WebProNews broke the news in on Wednesday, February 18, 2026.
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