Get authorization code
Request for an authorization code from our authorization server. You will need to mention which scopes you need permission for. We will display the required permissions to the user. If the user grants permission, an authorization code will be sent to the redirect URL, which is valid for 2 minutes.
Endpoint
CopiedGET {accounts-server-url}/oauth/v2/auth Note: The accounts-server-url is specific to the location (i.e., datacenter) where your app is registered.
Query parameters
| Parameter | Description |
| client_id | required The unique ID of your application. You can find this in the API console. |
| response_type | required Should be sent with the value code. |
| redirect_uri | required The URI to which the authorization server will redirect the browser back with the authorization code. It has to be the same URI which is provided when registering the app in the API console. Should start with http:// or https://. For example: https://www.zylker.com/oauthredirect |
| scope | required The corresponding scope for the resource you want to access from the user's account. The scopes will be displayed to the user when asking for consent. For example: ZohoCRM.settings.READ |
| code_challenge_method | required The method used to transform the code_verifier into code_challenge. Must be either S256 or plain. Default value: plain |
| code_challenge | required A string that is generated when code_verifier is transformed using the code_challenge_method. |
| access_type | optional Determines whether your app can refresh the access token on its own once the access token expires (without user intervention). If the value is online, only the access token will be provided and it cannot be refreshed by the app once expired. If the value is offline, a refresh token will also be provided for the first time the app requests for an access token, which the app can store and then use to refresh the access token whenever required. Default value: online |
| prompt | optional If this parameter is included, the user will be prompted for consent every time your app requests access to the resource. If not included, the user will be prompted only the first time. The value must be consent. |
Request example
Copiedhttps://accounts.zoho.com/oauth/v2/auth
?response_type=code
&client_id=1000.GMB0YULZHJK411284S8I5GZ4CHUEX0
&scope=AaaServer.profile.Read
&redirect_uri=https://www.zylker.com/oauthredirect
&code_challenge_method=S256
&code_challenge=cyBsZfGoX8dFwP-JVpT4U6MkDLrb8ZWGMdpBQtHsZPY
&access_type=offline
&prompt=consentResponse parameters
After authenticating the user, we will display to the user what are all the permissions your app is requesting. Once the user grants permission, the authorization code will be sent to the redirect_uri.
| Parameter | Description |
| code | The authorization code that can be exchanged for an access token. Its validity is two minutes and can be used only once. |
| location | Indicates the data center (DC) location of the user (i.e., where their account is stored). If the user's DC is different from that of your app, then you will need to enable multi DC support and make the access token request to the user's DC. |
Response example
Copiedhttps://www.zylker.com/oauthredirect
?code=1000.a1110799eac53c491fee9efef8246535.df7da86ff64daa66413e2899e9b7fad7
&location=in