# How to Buy GSTN API Hits

**YouTube:** [How to generate GST E-invoice?](https://www.youtube.com/watch?v=3B4Q1zRoYGs\&t=74s)

This guide walks you through the **complete process** of purchasing GSTN API credits and configuring them within **Logic ERP**. These API hits are necessary to validate or generate GST-related data directly through the **GSTN portal** via integrated services.

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### **Sign In to Logic ERP Portal**

* Navigate to <https://www.logicerp.com>
* Click on **My Account**.

<figure><img src="/files/fFbZC2XbAbReRKZ5OQaQ" alt=""><figcaption></figcaption></figure>

* Log in using your **username and password**.

<figure><img src="/files/UWm2pK1AgeEz0aslxqrq" alt=""><figcaption></figcaption></figure>

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### **Manage and Activate API**

* Go to the **Manage API** section.

<figure><img src="/files/AgFLh7HdXy1nbE2jXUVc" alt=""><figcaption></figcaption></figure>

* Browse available **plans** based on your requirement.
* Click on **Activate API** for the selected plan.

<figure><img src="/files/cwNqXdPYUTNytLNDVmYT" alt=""><figcaption></figcaption></figure>

Once you Activated API, you'll get a confirmation message. click "YES" to proceed.&#x20;

<figure><img src="/files/vrJ0MZdAv6cfOuWqLutL" alt=""><figcaption></figcaption></figure>

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### **Purchase API Credits**

* Click on Buy Credits

<figure><img src="/files/Ci9wzjZxmhGD7uZPOimv" alt=""><figcaption></figcaption></figure>

* Select the number of **API hits** or **credits** you wish to purchase.

<figure><img src="/files/r1amz3RGm8qa68WlSIZh" alt=""><figcaption></figcaption></figure>

* Click on **Save Order** to place your order.
* You'll be redirected to the **Payment Portal**.

<figure><img src="/files/a81bhNhcYFTpZ2GldZ9f" alt=""><figcaption></figcaption></figure>

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### **Complete the Payment**

* Fill in your **billing address** details.
* Proceed to make the **payment**.
* Once the payment is successful:
  * Your **API Key** will be generated and activated.
  * Copy this key for configuration in Logic ERP.

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### **Need Assistance?**

If you face any issues during the process:

* Ensure your API payment is successful, and the key is correctly copied.
* Contact **Logic ERP support** or raise a [Support Ticket](/logic-erp-installation-configuration-and-troubleshooting-solutions/troubleshooting/support-tickets/how-to-post-a-support-ticket.md) from your account.


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