# Auth That Just Works in Vercel Previews

DevFeed: [Auth That Just Works in Vercel Previews](<https://devfeed.tech/articles/auth-that-just-works-in-vercel-previews-4994.md>)

Original publisher: [Read original article](<https://neon.com/blog/auth-that-just-works-in-vercel-previews>)

Author: Shridhar Deshmukh

Published: 2026-01-19T17:43:45Z

Content type: article

Language: en

Sources: [Blog -- Neon Docs](<https://devfeed.tech/sources/blog-neon-docs.md>)

Topics: [Deployment](<https://devfeed.tech/topics/deployment.md>), [Database](<https://devfeed.tech/topics/database.md>)

Tags: [auth](<https://devfeed.tech/tags/auth.md>), [authentication](<https://devfeed.tech/tags/authentication.md>), [automation](<https://devfeed.tech/tags/automation.md>), [database](<https://devfeed.tech/tags/database.md>), [deployment](<https://devfeed.tech/tags/deployment.md>), [integration](<https://devfeed.tech/tags/integration.md>), [postgres](<https://devfeed.tech/tags/postgres.md>), [product](<https://devfeed.tech/tags/product.md>), [update](<https://devfeed.tech/tags/update.md>), [vercel](<https://devfeed.tech/tags/vercel.md>), [workflow](<https://devfeed.tech/tags/workflow.md>)

## AI overview

Neon's Vercel integration now creates an isolated authentication endpoint for each Vercel deployment when Auth is enabled. It also provisions and cleans up isolated Neon database branches for preview deployments.

## Source excerpt

If you're integrating your Vercel preview deployments with Neon, you're already getting an isolated Postgres branch per preview. We just extended the same automation to authentication. When you use Neon through the Vercel integration and enable Auth, every Vercel deployment gets...