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On the sandbox account, only USDC on the test blockchain are transacted — no real crypto is sent.

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Environment

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Test Credentials

Here are a few test api-keys you can use to test the APIs. The user credentials let you log in to the Bringin dashboard to check EUR balance and transactions. Password for all accounts: User@123 You can check emails sent to these accounts at mailinator.com — it’s a free public inbox for testing.

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Getting Test USDC

  1. Go to faucet.circle.com
  2. Select Polygon Amoy
  3. Paste the deposit address you get from POST /offramp/address
  4. Receive test USDC (~30 seconds)