---
title: What are the Prerequisites for using the SMSGatewayCenter APIs?
description: "To use **SMSGatewayCenter**’s APIs (SMS, WhatsApp, Voice), you need: An active **SMSGatewayCenter** account with sufficient credits. API credentials (userid-password or userid-APIkey) generated via the portal. **[DLT compliance](https://www.smsgatewaycenter.com/dlt-sms/)** details (e.g., Entity ID, Sender ID, templates) if sending in India. Basic programming…"
url: "https://www.smsgatewaycenter.com/blog/kb/what-are-the-prerequisites-for-using-the-smsgatewaycenter-apis/"
updated: "2025-03-03"
category: API
---

# What are the Prerequisites for using the SMSGatewayCenter APIs?

To use **SMSGatewayCenter**’s APIs (SMS, WhatsApp, Voice), you need:

An active **SMSGatewayCenter** account with sufficient credits.

API credentials (userid-password or userid-APIkey) generated via the portal.

**[DLT compliance](https://www.smsgatewaycenter.com/dlt-sms/)** details (e.g., Entity ID, Sender ID, templates) if sending in India.

Basic programming knowledge to implement API calls using HTTP, REST, or SMPP protocols.

Access to our documentation and sample scripts on the **[Developer API](https://www.smsgatewaycenter.com/developer-api/)**page. Sign up for free to test with 10 credits and explore our resources.

### More Related Articles

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- [What should I do if my API request times out?](https://www.smsgatewaycenter.com/blog/kb/what-should-i-do-if-my-api-request-times-out/)
- [Solving Common Verify OTP API Problems](https://www.smsgatewaycenter.com/blog/kb/solving-common-verify-otp-api-problems/)

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