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Pre-requisites

KYB verification must be passed to access the full features and APIs. Complete KYB in the dashboard under Settings → Merchant Settings. See Verification for the full process.
In order to perform actions using our API, you need to complete the following steps.

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1. Create your Account & get API keys

  • Go to our dashboard and log in.
  • Under Developer -> API, check Enable to generate your Public and Secret API Keys.
  • Save these securely, as the Secret API Key won’t be retrievable later (you can regenerate both if needed).

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Prepare Request Payload for paylinkId

When creating a Pay Link via API, you’ll need to specify the recipient wallet, payment currency, and accepted recipient currencies — so it’s important to gather this information beforehand. Here’s how to do it.
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1. Retrieving your Wallet ID

You can retrieve your Wallet ID in one of the following ways:

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Option 1: Via the Dashboard

  • Navigate to the Helio Dashboard
  • Go to Settings → Wallets
  • Click the three dots next to your wallet and select Copy wallet ID
Note: The Helio ID is different from your wallet’s public key.

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Option 2: Via the API

  • Call the Get wallets endpoint
  • Use the id field from the wallet object returned in the response

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2. Retrieving the Currency Id

To retrieve the currencyId, use the Get All Currencies endpoint.