# Developer Mission - Subscribe to a Free API on API Portal
# Introduction
In this mission, we will guide you on how to subscribe to a free API using the Echo API (opens new window) by OpenAPIHub Academy (opens new window) as an example. You may also browse around the API Portal and subscribe to any API you like to complete this mission.
You need to register as an API developer on API Portal before using the Developer Admin Portal. Please refer to Register as an API User for details.
# Key Steps
Subscribing to an API is simple, it takes 3 steps to do so:
- Go to OpenAPIHub Academy (opens new window) API Portal. Then select Echo API (opens new window)
- Go to the Pricing (opens new window) tab of the API and click Subscribe for Free
- Click Subscribe Now
# Step-by-step Guide
Go to API Collection to find an API (opens new window) you want to subscribe to. In this mission, we will use the Echo API (opens new window).
Go to the Pricing (opens new window) tab of the API and click Subscribe for Free
Click Subscribe Now
Congratulations! You have successfully subscribed to an API. Please make use of this function to subscribe to any APIs that are interesting to you. Now, you have completed Developer Mission - Subscribe to a Free API on API Portal, your mission progress can be found in the Developer Admin Portal (opens new window).
Please go to Developer Mission - Discover your first API subscription record and learn more essential skills or feel free to explore the API Portal.