21CTO

Jul 15, 2026 · Information Security

Why Grok Build Uploaded My Entire Repository to the Cloud—and How Musk Plans to Fix It

A Cereblab investigation reveals that SpaceXAI's Grok Build CLI silently uploads whole codebases—including API keys and deleted files—to Google Cloud Storage, far exceeding the data needed for coding tasks, prompting Musk to promise a full data purge and new privacy controls.