Anthropic Releases Official Guide on Choosing Claude Models

Anthropic published an official guide on selecting among its four Claude models, recommending users start with Opus 5.5 (medium effort) by default and reserve Fable 5.2 for the hardest tasks, along with cost-saving tips.

2026-11-10 ~ 2026-11-10 · 2 related posts

• Anthropic's official guide: when to use Fable 5.2, Opus 5.5, Sonnet or Haiku — ClaudeDevs · 2026-11-10
• Anthropic's rules of thumb: start on Opus 5.5, escalate to Fable 5.2 for the hardest work — JeremyNguyenPhD · 2026-11-10