Astro and Clerk

Clerk makes it simple to add authentication to your Astro application. This documentation covers the capabilities and methods available from Clerk's Astro SDK.

Guides

• Read session and user data
• Migrate from the Astro community SDK to the official Clerk SDK

Client-side helpers

Clerk Astro provides a set of useful stores that give you access to the Clerk object, and helper methods for signing in and signing up.

• $authStore
• $clerkStore
• $userStore
• $signInStore
• $signUpStore
• $sessionStore
• $sessionListStore
• $organizationStore

General Reference

Auth object

Astro.locals.auth() returns an Auth object. This JavaScript object contains important information like session data, your user's ID, as well as their active organization ID. Learn more about the Auth object here.

clerkMiddleware()

The clerkMiddleware() helper integrates Clerk authentication and authorization into your Astro application through middleware. You can learn more here.