Step 4: Refresh Access Token

Request Execution

When an access_token expires, you must use the refresh_token to generate a new access_token for your application.

To do so, send a POST request to the following URL with the params given below:

https://accounts.zoho.com/oauth/v2/token?

Note: You must access the respective domains for the other data centers:

EU: https://accounts.zoho.eu/
AU: https://accounts.zoho.au/
IN: https://accounts.zoho.in/
CA: https://accounts.zohocloud.ca/
JP: https://accounts.zohocloud.jp/
SA: https://accounts.zohocloud.sa/

Parameter	Description
refresh_token*	The refresh_token obtained in the previous step
client_id*	The Client ID that was generated during the client registration
client_secret*	The Client Secret that was generated during the client registration
grant_type*	refresh_token (Provide this literal string as the value)
redirect_uri*	One of the Authorized Redirect URIs you provided while registering the client in the previous step. You must not provide an unregistered redirect URI.

Note: Fields marked with * are mandatory.

Sample Request
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https://accounts.zoho.com/oauth/v2/token?refresh_token=1000.8ecdxxxxxxxxxxxxxxxxx.4638xxxxxxxxxxxxxxxxx&client_id=1000.0SRSxxxxxxxxxxxxxxx&client_secret=xxxxxxxxxxxxxxxxxxxxxxxx&redirect_uri=http://www.zoho.com/catalyst&grant_type=refresh_token

Sample Response
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         {
    "access_token": "{new_access_token}",
    "expires_in": 3600,
    "api_domain": "https://www.zohoapis.com",
    "token_type": "Bearer"
}


    

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