Request a Quote

Request a quote for a swap (amount, route, and pricing).

Request a quote for a swap from Zert's backend.

request

Fetches a quote for a swap given source chain, destination chain, tokens, amount, slippage, and recipient.

Parameters

• body (QuoteRequest, required): Quote request.

  • fromChain (string): Source chain (e.g. arbitrum).

  • toChain (string): Destination chain.

  • tokenIn (string): Input token symbol or ref (e.g. USDC).

  • tokenOut (string): Output token symbol or ref (e.g. USDT).

  • network (string): Network (e.g. mainnet).

  • amount (string): Amount as string (e.g. "100.00").

  • slippageBps (number): Slippage tolerance in basis points (e.g. 75 = 0.75%).

  • recipient (string): Recipient address.

Returns

A Promise that resolves to QuoteResponse.

• data.quoteId (string): Quote identifier.

• data.expiresAtMs (number): Quote expiry in milliseconds.

• data.routes (QuoteRoute[]): Route options (routeId, provider(s), expectedAmountOut, etc.).

• meta.requestId (string): Request identifier.

• meta.timestamp (string): Response timestamp.

import { RoutingEngineSDK } from 'routing-engine-sdk';

const sdk = new RoutingEngineSDK({
  api: { apiKey: 'your-api-key' },
});

try {
  const response = await sdk.quote.request({
    fromChain: 'arbitrum',
    toChain: 'avax',
    tokenIn: 'TBTC',
    tokenOut: 'WETH',
    network: 'mainnet',
    amount: '100.00',
    slippageBps: 75,
    recipient: '0x1234567890123456789012345678901234567890',
  });
  console.log('Quote ID:', response.data.quoteId);
  console.log('First route:', response.data.routes[0]?.routeId);
} catch (error) {
  console.error(error);
}