Quote RPC Method

The jup_Quote RPC method allows you to fetch a price quote for swapping tokens. This endpoint supports advanced parameters for greater control over the quote process, including slippage tolerance, swap modes, and DEX inclusion/exclusion.

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Endpoint: https://solana-mainnet.backpac.xyz/{YOUR_API_KEY}

Method: POST

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Request Parameters

The request parameters are included in the params property of the RPC request body. Below is the interface definition and detailed description of each parameter.

Request Interface: IGetSwapQuoteRequest

Field	Type	Required	Default	Description
inputMint	string	Yes	None	The mint address of the input token.
outputMint	string	Yes	None	The mint address of the output token.
amount	number	Yes	None	The amount of tokens to swap, factoring in token decimals.
slippageBps	number	No	50	Slippage percentage in basis points (BPS).
swapMode	"ExactIn", "ExactOut"	No	"ExactIn"	Swap mode. Use "ExactIn" for exact input token swaps or "ExactOut" for exact output token swaps.
dexes	string[]	No	Include all DEXes	List of specific DEXes to include in the swap process.
excludeDexes	string[]	No	Include all DEXes	List of DEXes to exclude from the swap process.
restrictIntermediateTokens	boolean	No	false	Restrict intermediate tokens to a set with stable liquidity.
onlyDirectRoutes	boolean	No	false	If true, restricts the quote to single-hop routes.
asLegacyTransaction	boolean	No	false	If true, generates a legacy transaction instead of a versioned transaction.
platformFeeBps	number	No	None	Platform fee in BPS, deducted from the output token.
maxAccounts	number	No	None	Maximum accounts estimate for the quote.
autoSlippage	boolean	No	false	Enables smart slippage suggestion.
maxAutoSlippageBps	number	No	None	Maximum slippage percentage in BPS when autoSlippage is enabled.
autoSlippageCollisionUsdValue	number	No	None	Custom USD value for slippage calculation when autoSlippage is enabled.

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Example Request

{
    "method": "jup_Quote",
    "jsonrpc": "2.0",
    "id": 1,
    "params": {
        "inputMint": "So11111111111111111111111111111111111111112",
        "outputMint": "TokenMintAddress",
        "amount": 1000000,
        "slippageBps": 50,
        "swapMode": "ExactIn",
        "dexes": [
            "dexA",
            "dexB"
        ],
        "excludeDexes": [
            "dexC"
        ],
        "restrictIntermediateTokens": true,
        "onlyDirectRoutes": false,
        "asLegacyTransaction": false,
        "platformFeeBps": 20,
        "maxAccounts": 10,
        "autoSlippage": true,
        "maxAutoSlippageBps": 100,
        "autoSlippageCollisionUsdValue": 10
    }
}

Response Interface: IGetSwapQuoteResponse

Field	Type	Description
data	object	The main data object containing details of the swap quote.
data.inAmount	number	Input token amount in token units.
data.outAmount	number	Output token amount in token units.
data.priceImpactPct	number	Percentage of price impact due to the swap.
data.marketInfos	Array<object>	Array of market information objects detailing swap routes.
data.marketInfos[].id	string	Unique ID of the market.
data.marketInfos[].label	string	Label of the market.
data.marketInfos[].inputMint	string	Mint address of the input token for this market.
data.marketInfos[].outputMint	string	Mint address of the output token for this market.
data.marketInfos[].notEnoughLiquidity	boolean	Indicates if the market has insufficient liquidity.
data.marketInfos[].inAmount	number	Input amount for this market.
data.marketInfos[].outAmount	number	Output amount for this market.
data.marketInfos[].priceImpactPct	number	Percentage of price impact for this market.
data.marketInfos[].lpFee	object	Details of liquidity provider fee.
data.marketInfos[].lpFee.amount	number	Fee amount in token units.
data.marketInfos[].lpFee.mint	string	Mint address of the token for the fee.
data.marketInfos[].lpFee.pct	number	Fee percentage in basis points.
data.marketInfos[].platformFee	object	Details of platform fee.
data.marketInfos[].platformFee.amount	number	Fee amount in token units.
data.marketInfos[].platformFee.mint	string	Mint address of the token for the fee.
data.marketInfos[].platformFee.pct	number	Fee percentage in basis points.
data.amount	number	Total amount involved in the swap.
data.slippageBps	number	Slippage in basis points applied to the quote.
data.otherAmountThreshold	number	Threshold amount for other conditions.
data.swapMode	string	Mode of the swap (ExactIn or ExactOut).
data.fees	object	Object containing fee-related details.
data.fees.signatureFee	number	Fee for the signature.
data.fees.openOrdersDeposits	Array<object>	List of deposits for open orders.
data.fees.openOrdersDeposits[].amount	number	Amount deposited for the order.
data.fees.openOrdersDeposits[].mint	string	Mint address of the deposited token.
data.fees.ataDeposits	Array<object>	List of deposits for associated token accounts.
data.fees.ataDeposits[].amount	number	Amount deposited for the ATA.
data.fees.ataDeposits[].mint	string	Mint address of the deposited token.
data.fees.totalFeeAndDeposits	number	Total fees and deposits for the swap.
data.timeTaken	number	Time taken to generate the quote in milliseconds.

Response Body

{
    "jsonrpc": "2.0",
    "id": 1,
    "result": {
        "data": {
            "inAmount": 1000000,
            "outAmount": 950000,
            "priceImpactPct": 0.02,
            "marketInfos": [
                {
                    "id": "market_1",
                    "label": "DEX_A",
                    "inputMint": "TokenA_MintAddress",
                    "outputMint": "TokenB_MintAddress",
                    "notEnoughLiquidity": false,
                    "inAmount": 1000000,
                    "outAmount": 950000,
                    "priceImpactPct": 0.01,
                    "lpFee": {
                        "amount": 1000,
                        "mint": "TokenB_MintAddress",
                        "pct": 0.1
                    },
                    "platformFee": {
                        "amount": 500,
                        "mint": "TokenB_MintAddress",
                        "pct": 0.05
                    }
                }
            ],
            "amount": 1000000,
            "slippageBps": 50,
            "otherAmountThreshold": 940000,
            "swapMode": "ExactIn",
            "fees": {
                "signatureFee": 5000,
                "openOrdersDeposits": [
                    {
                        "amount": 100000,
                        "mint": "TokenA_MintAddress"
                    }
                ],
                "ataDeposits": [
                    {
                        "amount": 200000,
                        "mint": "TokenB_MintAddress"
                    }
                ],
                "totalFeeAndDeposits": 305000
            },
            "timeTaken": 125
        }
    }
}