Anthropic ships Claude Sonnet 5.5: 30%+ faster and up to 30% cheaper than Sonnet 5
mikeyk · x · 2026-09-29
- Anthropic has officially launched Claude Sonnet 5.5, the second model in the Claude 5.5 family.
- The company claims it's a clear upgrade over Sonnet 5, running 30%+ faster and costing up to 30% less for most workloads.
Related event: Anthropic Launches Claude Sonnet 5.5: Over 30% Faster, Up to 30% Cheaper(58 posts)→
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