---
title: "Links an OAuth identity to an existing user. Redirects to an external OAuth provider."
method: GET
path: "/user/identities/authorize"
tags: ["user"]
---

# Links an OAuth identity to an existing user. Redirects to an external OAuth provider.

`GET /user/identities/authorize`

## Query parameters

- `provider` string, required
- `scopes` string, required
- `redirect_to` string, uri
- `code_challenge_method` 'plain' | 's256'

## Other responses

- `302` — HTTP Redirect to the OAuth identity provider's authorization URL.

## Changes

- **2025-02-07** `4d0f1a6c1ad9` — 1 info
  - endpoint added
- **2023-02-01** `144a34ca6d74` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/supabase/apis/supabase-auth-rest-api/changes/user/identities/authorize/get.md)

---

[API](https://skmtc.dev/supabase/apis/supabase-auth-rest-api.md) · [All operations](https://skmtc.dev/supabase/apis/supabase-auth-rest-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/supabase/supabase-auth-rest-api/revisions/2e2a74a7459f/schema)