
Anthropic launches Claude Fable 5.2 and Mythos 5.2: up to 30% faster, Fable 20% cheaper
Anthropic released Claude Fable 5.2 and Claude Mythos 5.2 on November 9, 2026. The company says both produce output up to 30% faster than the 5.1 models. Standard API prices for Fable 5.2 fall 20% to $8 per million input tokens and $40 per million output tokens. Fable 5.2 is available to developers; Mythos 5.2 is limited to vetted organizations.
