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Coinut Partner Ramp API

Enable your customers to deposit and withdraw funds via cryptocurrency. A B2B gateway for gaming platforms and fintech partners.

Get StartedAPI Reference

Choose Your Integration

Two directions, one unified API.

On-Ramp

Fund In

Fiat to crypto. Customers deposit via Virtual Accounts (PayID, IBAN, SWIFT) and receive cryptocurrency in their wallets.

Start tutorial →
Off-Ramp

Fund Out

Crypto to fiat. Customers send cryptocurrency to a deposit address and receive fiat in their bank accounts.

Start tutorial →

Quick Start

  • 1Contact Coinut to receive your API key and secret credentials.
  • 2Set up HMAC-SHA256 request signing with your API key and secret.
  • 3Verify your setup with the health check: GET /health
  • 4Follow the Fund In or Fund Out tutorial to go live.
Authentication GuideTry Sandbox

Platform Capabilities

🔐

HMAC-SHA256 Auth

Signed requests with timestamp and nonce for replay protection.

🌍

5 Fiat Currencies

AUD, SGD, USD, EUR, GBP via Virtual Accounts.

⛓️

Multi-Network Crypto

USDT and USDC on Ethereum and Polygon networks.

🔔

Webhook Events

Real-time notifications for every step of the payment lifecycle.

🤖

Autoramp Flows

Automatic fiat-to-crypto and crypto-to-fiat conversion routing.

✅

Built-in KYC

Sumsub integration with token sharing for frictionless onboarding.