---
title: "Initiate SSO authentication with BrowserStack"
method: GET
path: "/api/v1/auth/start-sso"
tags: ["Authentication"]
---

# Initiate SSO authentication with BrowserStack

`GET /api/v1/auth/start-sso`

## Request

- Base URL: `https://toolkit.browserstack.com`
- URL: `https://toolkit.browserstack.com/api/v1/auth/start-sso`
- Auth: none required

Redirects the user to BrowserStack SSO login page. Optionally accepts a source parameter to customize the authentication flow.

## Query parameters

- `source` 'extension' | 'preview_screen'
- `return_to` string

## Other responses

- `302`: Redirects to BrowserStack SSO login

---

[API](https://skmtc.dev/birdeatsbug/apis/wdt-rails-api.md) - [All operations](https://skmtc.dev/birdeatsbug/apis/wdt-rails-api/llms.txt) - [OpenAPI document](https://skmtc.dev/birdeatsbug/apis/wdt-rails-api/revisions/cbd06b547b6a?raw)