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To get an Ultra Swap order, you need to pass in the required parameters such as:
ParameterDescription
inputMintThe input token mint address
outputMintThe output token mint address
amountThe amount of input token to swap, in native token units (before decimals)
takerThe user’s wallet address (Note: If the taker is not provided, there will still be an Order Response with no transaction field)
referralAccountThe referral account address - refer to the Add Fees To Ultra Swap guide for the step by step process
referralFeeThe referral fee in basis points (bps)
Get Order
const orderResponse = await (
    await fetch(
        'https://lite-api.jup.ag/ultra/v1/order'
        '?inputMint=So11111111111111111111111111111111111111112' +
        '&outputMint=EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v' +
        '&amount=100000000' +
        '&taker=jdocuPgEAjMfihABsPgKEvYtsmMzjUHeq9LX4Hvs7f3'
    )
  ).json();

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Order Response

In the order response, you will receive a number of fields that are important to note of, such as the swapType, slippageBps, etc.
Refer to Response section for example responses. Refer to API Reference section for the full response fields.
The main fields you should need:
  • transaction: The base64 encoded transaction that you need to sign before submitting to the network.
  • requestId: The request ID of the order to be used in the Execute Order endpoint.
Now, you are able to get a swap order, next steps is to make a post request to the Execute Order endpoint. Let’s go!
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