Anthropic's Sonnet 4.6 matches flagship AI performance at one-fifth the cost, accelerating enterprise adoption

Anthropic has launched Claude Sonnet 4.6, the latest iteration of its mid-size model released on the company’s four-month cycle. The upgrade delivers near-flagship AI performance at roughly one-fifth the cost, with notable gains in coding, consistency and computer-use tasks, and introduces a beta 1 million-token context window for both Free and Pro users.

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