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Quickstart: cURL

No SDK needed — test every endpoint from your terminal.

Step 1: Get your API key

Create an account and generate a sandbox key from the dashboard.

Step 2: Validate an address

Step 3: Get rates

Response (sorted cheapest first):

Step 4: Buy a label

Use the id from the cheapest rate:
Response:

Step 5: Check wallet balance

That’s it

Three calls: validate → rate → label. Your integration is the same pattern at any scale.