diff --git a/apps/builder/pages/api/auth/adapter.ts b/apps/builder/pages/api/auth/adapter.ts
index 4d4369c3e..9e65ea517 100644
--- a/apps/builder/pages/api/auth/adapter.ts
+++ b/apps/builder/pages/api/auth/adapter.ts
@@ -3,6 +3,7 @@ import { PrismaClient, Prisma, Invitation, Plan } from 'db'
 import { randomUUID } from 'crypto'
 import type { Adapter, AdapterUser } from 'next-auth/adapters'
 import cuid from 'cuid'
+import { got } from 'got'
 
 export function CustomAdapter(p: PrismaClient): Adapter {
   return {
@@ -19,6 +20,10 @@ export function CustomAdapter(p: PrismaClient): Adapter {
           plan: process.env.ADMIN_EMAIL === data.email ? Plan.PRO : Plan.FREE,
         },
       })
+      if (process.env.USER_CREATED_WEBHOOK_URL)
+        await got.post(process.env.USER_CREATED_WEBHOOK_URL, {
+          json: data,
+        })
       if (invitations.length > 0)
         await convertInvitationsToCollaborations(p, user, invitations)
       return createdUser
diff --git a/apps/docs/docs/self-hosting/configuration.md b/apps/docs/docs/self-hosting/configuration.md
index 57991ea99..dd58b4a0a 100644
--- a/apps/docs/docs/self-hosting/configuration.md
+++ b/apps/docs/docs/self-hosting/configuration.md
@@ -181,3 +181,12 @@ These can also be added to the `viewer` environment
 | SLEEKPLAN_SSO_KEY | --      | Sleekplan SSO key used to automatically authenticate a user in Sleekplan |
 
 </p></details>
+
+<details><summary>Webhooks</summary>
+<p>
+
+| Parameter                | Default | Description                                                                                   |
+| ------------------------ | ------- | --------------------------------------------------------------------------------------------- |
+| USER_CREATED_WEBHOOK_URL | --      | Webhook URL called whenever a new user is created (used for importing a new SendGrid contact) |
+
+</p></details>