> ## Documentation Index
> Fetch the complete documentation index at: https://docs.server.express/llms.txt
> Use this file to discover all available pages before exploring further.

# Start Google sign-in

> Redirects the browser to Google's consent screen (scopes `openid email profile`). The `state` is a signed 10-minute ticket. Google sends the user back to the portal at /auth/oauth-callback/google, which then calls /v1/auth/oauth/exchange.



## OpenAPI

````yaml /api-reference/openapi.yaml get /v1/auth/oauth/google
openapi: 3.1.0
info:
  title: Server.Express API
  version: 1.0.0
  description: >-
    The customer-facing Server.Express API: auth, billing, tickets, cloud and
    dedicated servers, hosting, reselling and account management. Every response
    uses the `{ success, data | error }` envelope.
  contact:
    name: Server.Express
    url: https://server.express
servers:
  - url: https://my.server.express/api
    description: Production
security:
  - bearerAuth: []
  - apiToken: []
tags:
  - name: API Tokens
  - name: Account
  - name: Auth
  - name: Cloud
  - name: Coupons
  - name: Credits
  - name: Dashboard
  - name: Dedicated
  - name: Health
  - name: Hosting
  - name: Integrations
  - name: Invoices
  - name: Livechat
  - name: Notifications
  - name: Passkeys
  - name: Payments
  - name: Products
  - name: Public
  - name: Public Invoices
  - name: Public Tools
  - name: Reseller
  - name: SSH Keys
  - name: Services
  - name: Tasks
  - name: Teams
  - name: Tickets
  - name: Web Hosting
  - name: Webhooks
paths:
  /v1/auth/oauth/google:
    get:
      tags:
        - Auth
      summary: Start Google sign-in
      description: >-
        Redirects the browser to Google's consent screen (scopes `openid email
        profile`). The `state` is a signed 10-minute ticket. Google sends the
        user back to the portal at /auth/oauth-callback/google, which then calls
        /v1/auth/oauth/exchange.
      operationId: publicAuthOAuthGoogleStart
      responses:
        '302':
          description: Redirect to Google.
          headers:
            Location:
              description: The accounts.google.com authorisation URL.
              schema:
                type: string
                format: uri
        '500':
          description: GOOGLE_CLIENT_ID is not configured.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      security: []
components:
  schemas:
    ErrorResponse:
      type: object
      required:
        - success
        - error
      properties:
        success:
          type: boolean
          const: false
        error:
          type: string
          description: Human-readable error message.
      additionalProperties: true
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: >-
        Session access token (JWT) from POST /v1/auth/login or /v1/auth/refresh.
        A session satisfies every API scope.
    apiToken:
      type: http
      scheme: bearer
      bearerFormat: se_live_<prefix>_<secret>
      description: >-
        Personal API token created under Settings → API tokens. Only routes
        guarded by verifyApiAuth accept it, and the token must carry the scope
        named in the operation's x-required-scope.

````

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