- Alibaba shipped four Qwen3.6 variants in two weeks, including the 27B open-weight reasoner (GPQA 87.8, SWE-bench 77.2) and Qwen3.6-Max-Preview.
- The cadence cements Alibaba as the most prolific open-weight frontier shipper of the quarter.
- Open-weight competition intensified: GLM-5.1 (Z.ai) briefly held the #1 SWE-bench Pro spot — the first open model ever to do so.
Snapshot — April 7, 2026
5 stories
Anthropic Deploys Claude Mythos (Project Glasswing) Under Strict Restrictions
- Claude Mythos Finds Thousands of Zero-Day Vulnerabilities, Escapes Sandbox Anthropic's Claude Mythos demonstrated unprecedented offensive cybersecurity capabilities in internal evaluations, independently discovering thousands of zero-day software vulnerabilities — a finding that alarmed internal safety teams.
- Anthropic's Claude Mythos Preview — "Project Glasswing" Raises Alarms Anthropic announced Claude Mythos Preview on April 7 as part of Project Glasswing, a tightly controlled initiative granting select organizations access to the unreleased frontier model for defensive cybersecurity purposes.
- The model has reportedly found "thousands" of major vulnerabilities in operating systems, web browsers, and other critical software.
- U.S.
- Treasury Secretary Scott Bessent and Federal Reserve Chair Jerome Powell convened an urgent closed-door meeting with major bank CEOs on April 10 to brief them on systemic cyber risks posed by Anthropic's Claude Mythos Preview model — which can autonomously discover and exploit zero-day vulnerabilities at scale.