> ## Documentation Index
> Fetch the complete documentation index at: https://developer.sandbox.co.in/llms.txt
> Use this file to discover all available pages before exploring further.

# Create API credentials

> This guide helps you to create an API user for consuming E-Invoice APIs.

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](/api-reference/gst/compliance/endpoints/e-invoice/authenticate) to generate a 6-hour access token.

<Warning>
  **Prerequisites:** You must have an active GST account and access to the [E-Invoice portal](https://einvoice1.gst.gov.in/).
</Warning>

<Steps>
  <Step title="Log in to the E-Invoice Portal" stepNumber={1} titleSize="h2">
    Log in to your account on the [E-Invoice portal](https://einvoice1.gst.gov.in/) using your GST credentials.

    <Frame caption="Login to E-Invoice Portal">
      <img src="https://mintcdn.com/sandboxfinancialtechnologiesprivatelimited/7HB2djTtCyFPBNRq/api-reference/gst/compliance/guides/e-invoice/assets/bea9a6b-1._Login_E-Invoice.png?fit=max&auto=format&n=7HB2djTtCyFPBNRq&q=85&s=363757e5b57a9863dbd5146314ed08b6" alt="Login E-Invoice" width="1312" height="652" data-path="api-reference/gst/compliance/guides/e-invoice/assets/bea9a6b-1._Login_E-Invoice.png" />
    </Frame>
  </Step>

  <Step title="Navigate to Create API User" titleSize="h2">
    Once logged in, navigate to **User Credentials** > **Create API User** from the main menu.

    <Frame caption="Navigate to API Registration for GSP">
      <img src="https://mintcdn.com/sandboxfinancialtechnologiesprivatelimited/7HB2djTtCyFPBNRq/api-reference/gst/compliance/guides/e-invoice/assets/d0f7f00-2.1._Navigate_to_API_Registration_for_GSP.png?fit=max&auto=format&n=7HB2djTtCyFPBNRq&q=85&s=b044d6b2bfa76703cb75fc0ac3c48280" alt="Navigate to API Registration for GSP" width="1307" height="656" data-path="api-reference/gst/compliance/guides/e-invoice/assets/d0f7f00-2.1._Navigate_to_API_Registration_for_GSP.png" />
    </Frame>
  </Step>

  <Step title="Enter OTP" titleSize="h2">
    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.

    <Frame caption="Enter OTP for API Registration">
      <img src="https://mintcdn.com/sandboxfinancialtechnologiesprivatelimited/7HB2djTtCyFPBNRq/api-reference/gst/compliance/guides/e-invoice/assets/50482dd-2.2._Navigate_to_API_Registration_for_GSP.png?fit=max&auto=format&n=7HB2djTtCyFPBNRq&q=85&s=d888a25501e51331b33dae4c100a8af6" alt="Enter OTP for API Registration" width="1306" height="657" data-path="api-reference/gst/compliance/guides/e-invoice/assets/50482dd-2.2._Navigate_to_API_Registration_for_GSP.png" />
    </Frame>
  </Step>

  <Step title="Select Through GSP" titleSize="h2">
    After entering the OTP, click on **"Through GSP"** option to proceed with creating the API user through a GST Suvidha Provider.

    <Frame caption="Create new API user">
      <img src="https://mintcdn.com/sandboxfinancialtechnologiesprivatelimited/7HB2djTtCyFPBNRq/api-reference/gst/compliance/guides/e-invoice/assets/34dabf7-3._Create_new_API_user.png?fit=max&auto=format&n=7HB2djTtCyFPBNRq&q=85&s=acbc02ac70f12766118796e5fc4e7b25" alt="Create new API user" width="1186" height="589" data-path="api-reference/gst/compliance/guides/e-invoice/assets/34dabf7-3._Create_new_API_user.png" />
    </Frame>
  </Step>

  <Step title="Enter GSP details and credentials" titleSize="h2">
    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.

    <Frame caption="Input details and Submit">
      <img src="https://mintcdn.com/sandboxfinancialtechnologiesprivatelimited/7HB2djTtCyFPBNRq/api-reference/gst/compliance/guides/e-invoice/assets/0c55f49-4._Input_details_and_Submit.png?fit=max&auto=format&n=7HB2djTtCyFPBNRq&q=85&s=b9013c79fe09960492c7a125dde6f0f2" alt="Input details and Submit" width="1312" height="655" data-path="api-reference/gst/compliance/guides/e-invoice/assets/0c55f49-4._Input_details_and_Submit.png" />
    </Frame>
  </Step>

  <Step title="Verify registration" titleSize="h2">
    After clicking **Submit**, you will see a confirmation message and the list of registered GSP users. Your API user credentials are now active.
  </Step>
</Steps>

<Tip>
  **Next Steps:** Use the username and password you created in Step 5 in the [Generate E-Invoice Session](/recipes/gst/authentication/generate_e_invoice_session) recipe. This recipe will guide you through obtaining a 6-hour E-Invoice access token using these credentials.
</Tip>