Anthropic's Claude Sonnet 5.5 nearly matches Opus 5.5 on benchmarks while costing up to 30 percent less per task

GAI Press Editors · Tuesday, September 29, 2026

Read the original at The Decoder ↗Sep 29, 03:02 KST

3 related reports

Anthropic debuts Claude Sonnet 5.5 running 30% faster than the previous-generation AI model — SiliconANGLE
Anthropic launches cheaper AI model, its second release since CEO's call for a slowdown — CNBC
Anthropic releases Sonnet 5.5, which it calls a significantly cheaper, faster work partner — TechCrunch

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