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Integrate Paywint’s APIs to enable full payment capabilities — from user creation and verification to wallet funding, transfers, and payouts.
This guide provides an end-to-end example using the Sandbox environment to help you make your first successful API calls.

Authentication

Use your API key in the Authorization header to securely call Paywint endpoints.

Environments

Run these requests in the Sandbox environment before going live.

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Monitor Real-Time Events

Paywint sends webhook notifications for important events such as:
  • user.verified
  • wallet.funding.success
  • payment.processing
  • withdrawal.failed
To learn how to verify webhook signatures and handle retries, visit the Webhooks Overview.

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Test and Go Live

Test in Sandbox

Validate your integration safely using sandbox credentials.

Go Live

Switch to your live API key to process real transactions.