Anthropic
Claude Fable 5 Explained: Anthropic's First Public Mythos-Class Model — Benchmarks, Pricing, and What Changes for Developers
Anthropic has released Claude Fable 5, its most capable publicly available model ever. Here's everything you need to know: SWE-Bench Pro benchmarks, $10/$50 pricing, the Mythos 5 split, API changes, and whether you should upgrade.