Google DeepMind Unveils CodeMender — AI Agent for Automated Code Security, 72 Fixes Already Upstreamed

Google DeepMind·medium signal

Google expanded access to CodeMender, an AI cybersecurity agent that uses Gemini Deep Think models to detect and fix vulnerabilities both reactively and proactively, rewriting existing code to eliminate entire vulnerability classes. Over the past six months, Google has already upstreamed 72 security fixes to open-source projects including codebases as large as 4 million lines. The Verge noted it's positioned directly against Anthropic's Mythos vulnerability-hunting capabilities.