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Onramp & Offramp

Let users buy and sell crypto in your app

A drop-in widget for card, bank and Apple Pay purchases, plus cash-out to bank accounts, with KYC handled for you.

onramp.js
const url = yb.onramp.url({ destination: userWalletAddress, asset: "USDC", network: "ethereum", presetFiat: { currency: "EUR", amount: 50 } }) window.open(url)

What you get

Popular payment methods

Cards, SEPA, Apple Pay and Google Pay.

KYC included

We verify users so you don't have to.

30+ countries

Local currencies and methods.

Offramp

Cash out to bank accounts.

Fees

MethodOnramp feeOfframp fee
SEPA transfer0.5%0.5%
Debit card2.5%—
Apple / Google Pay2.5%—

Example fees. Replace with your pricing.

Quickstart

  1. Step 1

    Create an account

    Sign up for a free developer account.

  2. Step 2

    Generate API keys

    Create keys with the scopes you need.

  3. Step 3

    Install the SDK

    npm, pip or go get, whichever you prefer.

  4. Step 4

    Ship it

    Test on testnet, then switch to mainnet.

Start building in minutes

Create a free developer account and get API keys instantly.