xAI Open-Sourced Grok Build 72 Hours After a Researcher Caught It Uploading Entire Private Repos. Open-Sourcing After the Fact Is Trust Repair, Not a Refund.
Your AI coding CLI can ship your whole repository to a vendor's cloud bucket, and you'd never know without watching the wire. Grok Build just got caught. The lesson isn't 'xAI bad': it's that 'trust us' is not an egress policy.