Release Date of Claude Mythos: 2026-2027 Anthropic Roadmap Explained

Introduction

The AI landscape in 2026 has been rocked by the accidental leak and subsequent limited launch of Anthropic’s most powerful model to date: Claude Mythos. If you are a computer engineering student or a tech enthusiast, you’ve likely seen the benchmarks showing Mythos outperforming almost every model on the planet in coding and cybersecurity.

But the burning question remains: What is the actual release date of Claude Mythos for the general public?

In this guide, we break down the latest data from Anthropic’s Responsible Scaling Policy (RSP) v3.0, the "Capybara" tier, and how you can use tools like the Wix Studio SEO Assistant to stay ahead of these massive tech shifts.

Release Date of Claude Mythos: 2026 Highlights Table

Feature	Details
Model Tier	Capybara (New 4th Tier)
SWE-bench Score	93.9% (Record-breaking)
Current Status	Restricted Preview (Project Glasswing)
Public Release Prediction	Late 2026 – Early 2027
Primary Focus	Cybersecurity & Advanced Coding