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updatedAt: 2026-10-13T19:47:08.000Z
agentTools:
projectIndex: https://docs.atdata.com/llms.txt
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# Getting Started
To access AtData's APIs, you must obtain an API Key. This guide will help you to create an account on AtData client portal, InstantData. From the InstantData dashboard, you will be able to create an API key to access our API services.
### Free Trial
All of AtData's Data Services API's have free trials you can use to test. Follow the the instructions below to set up your trial period.
## Step 1: Sign up with AtData
To use AtData's API, you will need to have your API key. To get an API key, please contact [AtData's support](https://www.atdata.com/contact-us).
## Step 2: Integrate with AtData's APIs
AtData's APIs are user-friendly REST APIs designed to enhance data quality and depth by quickly and securely verifying email addresses and matching demographics and behavioral data to your customer list in real-time. Refer to each API section to learn how to use their endpoints and integrate with your system:
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