Anthropic launches Claude Fable 5.1 and says it’s up to 45 percent cheaper for agentic work

The VergeSeptember 1, 2026en

Anthropic says its newest AI models, Fable 5.1 and Mythos 5.1, address criticisms from customers about price, data retention, and overzealous safeguards. The company claims Claude Fable 5.1 offers stronger performance than Fable 5, but costs around 25 percent less typically and up to 45 percent less for complex agentic tasks, thanks to reduced pricing […]

This is a short summary published by AI Global Wire. The full article is owned and hosted by The Verge — open it there to read it in full.

• Anthropic
• Agenter