# AuthGrantType

The grant type Google guides user to sign in to the App's web service.

| Enums ||
|---|---|
| `AUTH_GRANT_TYPE_UNSPECIFIED` | Invalid auth grant type. |
| `AUTH_CODE` | Auth code grant, requires developer to provide both authentication URL and access token URL. |
| `IMPLICIT` | Implicit code grant, only requires developer to provide authentication URL. |