Anthropic launched Claude Fable 5 and Claude Mythos 5 today — a Mythos-class model that tops nearly every benchmark. Fable 5 is available to the public via API and Amazon Bedrock at $10/M input and $50/M output tokens, less than half the price of Mythos Preview. Mythos 5, the unrestricted …
Editorial team 
Anthropic Wants AI Pause, Sells Mythos to NSA for Offense
On June 4, 2026, Anthropic published a lengthy post calling for a global “temporary pause” on frontier AI development, warning that recursive self-improvement could arrive before institutions are prepared. Within 24 hours, the Financial Times revealed that the same company has embedded half a dozen engineers inside the US National …