Vercel’s "Agentic" Shift: Is Your Proprietary Code Now Training AI?

The deadline to protect your team’s data is March 31, 2026. If you logged into Vercel this morning, you likely saw a high-polish popup titled "Enabling Agentic Infrastructure." While the marketing focuses on the "Self-Driving Cloud," the underlying change to data handling is something every Principal Engineer and CTO needs to audit immediately. Vercel is moving from being a passive host to an active agent. This requires "context," and that context is your source code. The Fine Print: Default Opt-Ins Vercel has updated its infrastructure to allow for AI Model Training. According to the new notice, Vercel is now using project code and agent chats to train their models and—critically—sharing that data with third-party AI providers. The Risk Profile: Hobby and Trial Pro plans: These appear to be OPTED-IN by default. Pro and Enterprise plans: While theoretically opted-out, we are seeing inconsistent toggles across different organization dashboards. Do not assume your tier protects you. Why