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Overview

Cavos integrates with Ramp Network to allow users to purchase crypto with fiat currency directly into their wallet.

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Supported Networks

NetworkStatus
MainnetSupported
SepoliaNot available
Onramp is only available on mainnet. Calling getOnramp() on Sepolia will throw an error.

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Usage

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Web SDK

import { useCavos } from '@cavos/react';

function BuyButton() {
  const { getOnramp, address } = useCavos();

  const handleBuy = () => {
    if (!address) return;
    
    const url = getOnramp('RAMP_NETWORK');
    window.open(url, '_blank');
  };

  return <button onClick={handleBuy}>Buy Crypto</button>;
}

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React Native SDK

import { useCavosNative } from '@cavos/react-native';
import * as Linking from 'expo-linking';

function BuyButton() {
  const { cavos } = useCavosNative();

  const handleBuy = async () => {
    const url = cavos.getOnramp('RAMP_NETWORK');
    await Linking.openURL(url);
  };

  return <Button title="Buy Crypto" onPress={handleBuy} />;
}

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Supported Providers

ProviderIDDescription
Ramp NetworkRAMP_NETWORKCard payments, bank transfers

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Ramp Network Details

The generated URL includes:
ParameterValue
userAddressUser’s Starknet wallet address
outAssetSTARKNET_USDC
enabledCryptoAssetsSTARKNET_*
defaultFlowONRAMP
Users can change the output asset in the Ramp interface.

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Error Handling

try {
  const url = getOnramp('RAMP_NETWORK');
} catch (error) {
  if (error.message.includes('No account')) {
    // User not logged in
  } else if (error.message.includes('Sepolia')) {
    // Wrong network
  }
}