Models
Every model with a recorded change, from releases to retirements. 164 models from 10 companies.
Showing 1 model. Most popular is estimated US search interest over recent months, as of Oct 24, 2026. Searches for a family name count toward its current versions, and an older version ranks below the one that replaced it.
Claude Sonnet 4Retired Jun 15, 2026
Model at Anthropic · Claude Sonnet family
Retired: Claude Sonnet 4 and Claude Opus 4 retired · Jun 15, 2026