Anthropic releases new Mythos and Fable models amid RSI concerns
techcrunch.com Nov 10, 2026

Anthropic releases new Mythos and Fable models amid RSI concerns

AI-summarised brief · reviewed before publication

Anthropic launched Mythos 5.2 and Fable 5.2, claiming gains in coding, reasoning, vision, and clearer user communication. The new Fable model now costs $8 per million input tokens, undercutting GPT‑6 Astra, and delivers 30 % faster responses, with a premium option for even quicker inference. Fable 5.2 supports zero‑data‑retention policies via Enterprise Frontier Safeguards, addressing enterprise privacy concerns. The release follows a METR report suggesting Anthropic’s models may be approaching recursive self‑improvement, raising evaluation challenges.

💡 Why It Matters

  • · By pricing Fable below its main competitor and enhancing speed, Anthropic positions itself as a cost‑effective, privacy‑friendly alternative in the AI marketplace, potentially reshaping enterprise adoption strategies.