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To access e-Invoicing through APIs, you need to create API credentials on the E-Invoice portal. These credentials are used in the E-Invoice Authentication API to generate a 6-hour access token.
Prerequisites: You must have an active GST account and access to the E-Invoice portal.
1

Log in to the E-Invoice Portal

Log in to your account on the E-Invoice portal using your GST credentials.
Login E-Invoice
2

Navigate to Create API User

Once logged in, navigate to User Credentials > Create API User from the main menu.
Navigate to API Registration for GSP
3

Enter OTP

Enter the OTP (One-Time Password) that you receive on your registered mobile number or email address. The OTP is sent automatically when you initiate the API user creation process.
Enter OTP for API Registration
4

Select Through GSP

After entering the OTP, click on “Through GSP” option to proceed with creating the API user through a GST Suvidha Provider.
Create new API user
5

Enter GSP details and credentials

Complete the following fields to create your API user:
  1. Select the GST Provider: Choose “Quicko Infosoft Pvt. Ltd.” from the dropdown list.
  2. Enter Username: Create a unique username for your API user.
  3. Enter Password: Create a secure password for your API user.
  4. Click Submit: Review your details and click Submit to complete the registration.
Input details and Submit
6

Verify registration

After clicking Submit, you will see a confirmation message and the list of registered GSP users. Your API user credentials are now active.
Next Steps: Use the username and password you created in Step 5 to authenticate with the E-Invoice Authentication API. These credentials will generate a 6-hour access token for making E-Invoice API requests.