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Claude Sonnet 4.6 Release 2026: Should You Upgrade? [Breaking Analysis]
Meta Description: Claude Sonnet 4.6 drops Feb 17, 2026 with 79.6% SWE-bench, Opus-level coding at 1/5 the cost. Hacker News explodes—here’s what devs need to know

Meta Description: Claude Sonnet 4.6 drops Feb 17, 2026 with 79.6% SWE-bench, Opus-level coding at 1/5 the cost. Hacker News explodes—here’s what devs need to know
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