Anthropic Fable: Mythos dressed up in a coat, should be called Opus with a moat

Two months ago, Anthropic announced with scant evidence that their next model was both ready and also too dangerous to give to the general public. It immediately was reminiscent of P.T. Barnum tactics to generate crowds for his “amazing” hidden circus acts. But many people, myself included, nonetheless looked for evidence. This week they put … Continue reading Anthropic Fable: Mythos dressed up in a coat, should be called Opus with a moat

Executive Summary for Claude Mythos Project Glasswing: June 2026 Verification Status

Download this Executive Summary as PDF –> A market in which the buyer cannot measure what they bought is no market at all. Summary Defer any strategy, procurement, or risk decision that rests on the Claude Mythos capability claim until July 6, 2026, when Anthropic’s promised report is due for independent review. The claim is … Continue reading Executive Summary for Claude Mythos Project Glasswing: June 2026 Verification Status

Cisco’s Mythos Post Throws Anthropic Under the Bus

Cisco has posted their assessment of Anthropic’s latest model and it is close to the opposite of “Mythos is working for them.” Their post emphasizes most that the model is interchangeable. They ran six frontier models (Mythos and GPT-5.5-Cyber named among them) on 1.8 billion lines of code to show their results are not tied … Continue reading Cisco’s Mythos Post Throws Anthropic Under the Bus