Anthropic ships Claude Sonnet 5.5: 30%+ faster than Sonnet 5, up to 30% cheaper
jarrodwatts · x · 2026-09-29
Anthropic announced Claude Sonnet 5.5, the second model in the Claude 5.5 family. The company says it's a clear upgrade over Sonnet 5, runs more than 30% faster, and costs up to 30% less for most workloads.
Related event: Anthropic Launches Claude Sonnet 5.5: 30% Faster, Up to 30% Cheaper(35 posts)→
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