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Choose the execution mode that matches your wallet infrastructure.
  • EOA
  • EOA-7702
  • Smart Account

​
Standard EOA Mode

Use this mode for standard Ethereum external wallet accounts from wallets like MetaMask, Rabby, or Trust Wallet or when using WalletConnect.Key requirements:
  • Requires fundingTokens parameter
  • One signature per funding token (1 token = 1 signature, 2 tokens = 2 signatures)
const quoteRequest = {
  mode: "eoa",
  ownerAddress: "0x742d35Cc6634C0532925a3b844Bc454e4438f44e",
  fundingTokens: [
    {
      tokenAddress: "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
      chainId: 1,
      amount: "1000000000"
    }
  ],
  composeFlows: [...],
  // other parameters
};

const response = await fetch('https://api.biconomy.io/v1/quote', {
  method: 'POST',
  headers: {
    'X-API-Key': 'YOUR_API_KEY',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify(quoteRequest)
});