Skip to content
AI IntelligenceSep 28, 2026AI Intelligence
Article

Anthropic released Claude Sonnet 5.5, the second model in its 5.5 family, positioning it as a faster, lower-cost complement to Opus 5.5.

The company says the new model runs 30% faster and costs up to 30% less for most work, with strengths in fixing bugs and creating polished documents and spreadsheets.

AI-generated: summaries written by AI from the linked sources. How we use AI

AI-generatedSource: TechCrunch AI
01

Source Brief

Anthropic released Claude Sonnet 5.5, the second model in its 5.5 family, positioning it as a faster, lower-cost complement to Opus 5.5. The company says the new model runs 30% faster and costs up to 30% less for most work, with strengths in fixing bugs and creating polished documents and spreadsheets.