Summary
On July 29, 2026, Vercel added Sign in with ChatGPT, letting users authenticate with their ChatGPT account on the Vercel and v0 sign-in pages and when connecting the Vercel plugin inside ChatGPT, tying developer platform access to an OpenAI identity.
What changed
Users can now sign in to Vercel and v0 with a ChatGPT account, and use that identity when connecting the Vercel plugin in ChatGPT.
Why it matters
Sign in with ChatGPT turns OpenAI into an identity provider for developer tooling, the same distribution lever Google and GitHub logins gave earlier platform waves. For Vercel it smooths onboarding from ChatGPT-native workflows into deployment; more broadly it is an early signal that AI assistants want to own the account layer, not just the model call.
Evidence excerpt
Sign in with ChatGPT is now available on Vercel. Users can authenticate via ChatGPT accounts across Vercel and v0 platforms.