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POST
/
api
/
rapidquote
Get Quote
curl --request POST \
  --url https://quote.rapidx.app/api/rapidquote \
  --header 'Content-Type: application/json' \
  --data '
{
  "chainIdFrom": 123,
  "chainIdTo": 123,
  "fromToken": "<string>",
  "toToken": "<string>",
  "fromWalletAddress": "<string>",
  "toWalletAddress": "<string>",
  "amountIn": "<string>"
}
'
{
  "Data": {
    "Data": {
      "success": true,
      "message": "<string>",
      "data": {
        "id": "<string>",
        "isMultiChain": true,
        "route": {
          "sourceTransaction": {
            "dexName": "<string>",
            "fromToken": {
              "address": "<string>",
              "chainId": 123,
              "decimal": 123,
              "logoURI": "<string>",
              "name": "<string>",
              "symbol": "<string>",
              "price": 123,
              "tokenIsNative": true,
              "tokenIsStable": true,
              "amount": "<string>",
              "amountIne": "<string>",
              "amountInUsd": "<string>"
            },
            "toToken": {
              "address": "<string>",
              "chainId": 123,
              "decimal": 123,
              "logoURI": "<string>",
              "name": "<string>",
              "symbol": "<string>",
              "price": 123,
              "tokenIsNative": true,
              "tokenIsStable": true,
              "amount": "<string>",
              "amountIne": "<string>",
              "amountInUsd": "<string>"
            },
            "gasCosts": [
              {
                "name": "<string>",
                "desctiption": "<string>",
                "price": "<string>",
                "estimate": "<string>",
                "limit": "<string>",
                "amount": "<string>",
                "amountUSD": "<string>",
                "token": {
                  "address": "<string>",
                  "chainId": 123,
                  "decimal": 123,
                  "logoURI": "<string>",
                  "name": "<string>",
                  "symbol": "<string>",
                  "price": 123,
                  "tokenIsNative": true,
                  "tokenIsStable": true,
                  "amount": "<string>",
                  "amountIne": "<string>",
                  "amountInUsd": "<string>"
                }
              }
            ],
            "feeCosts": [
              {
                "name": "<string>",
                "desctiption": "<string>",
                "price": "<string>",
                "estimate": "<string>",
                "limit": "<string>",
                "amount": "<string>",
                "amountUSD": "<string>",
                "token": {
                  "address": "<string>",
                  "chainId": 123,
                  "decimal": 123,
                  "logoURI": "<string>",
                  "name": "<string>",
                  "symbol": "<string>",
                  "price": 123,
                  "tokenIsNative": true,
                  "tokenIsStable": true,
                  "amount": "<string>",
                  "amountIne": "<string>",
                  "amountInUsd": "<string>"
                }
              }
            ],
            "approvalAddress": "<string>",
            "callData": "<string>",
            "receviableAmountByDex": {
              "token": {
                "address": "<string>",
                "chainId": 123,
                "decimal": 123,
                "logoURI": "<string>",
                "name": "<string>",
                "symbol": "<string>",
                "price": 123,
                "tokenIsNative": true,
                "tokenIsStable": true,
                "amount": "<string>",
                "amountIne": "<string>",
                "amountInUsd": "<string>"
              },
              "amountInWei": "<string>",
              "amountInUSD": "<string>"
            },
            "alreadySupportedToken": true
          },
          "destinationTransaction": {
            "dexName": "<string>",
            "fromToken": {
              "address": "<string>",
              "chainId": 123,
              "decimal": 123,
              "logoURI": "<string>",
              "name": "<string>",
              "symbol": "<string>",
              "price": 123,
              "tokenIsNative": true,
              "tokenIsStable": true,
              "amount": "<string>",
              "amountIne": "<string>",
              "amountInUsd": "<string>"
            },
            "toToken": {
              "address": "<string>",
              "chainId": 123,
              "decimal": 123,
              "logoURI": "<string>",
              "name": "<string>",
              "symbol": "<string>",
              "price": 123,
              "tokenIsNative": true,
              "tokenIsStable": true,
              "amount": "<string>",
              "amountIne": "<string>",
              "amountInUsd": "<string>"
            },
            "gasCosts": [
              {
                "name": "<string>",
                "desctiption": "<string>",
                "price": "<string>",
                "estimate": "<string>",
                "limit": "<string>",
                "amount": "<string>",
                "amountUSD": "<string>",
                "token": {
                  "address": "<string>",
                  "chainId": 123,
                  "decimal": 123,
                  "logoURI": "<string>",
                  "name": "<string>",
                  "symbol": "<string>",
                  "price": 123,
                  "tokenIsNative": true,
                  "tokenIsStable": true,
                  "amount": "<string>",
                  "amountIne": "<string>",
                  "amountInUsd": "<string>"
                }
              }
            ],
            "feeCosts": [
              {
                "name": "<string>",
                "desctiption": "<string>",
                "price": "<string>",
                "estimate": "<string>",
                "limit": "<string>",
                "amount": "<string>",
                "amountUSD": "<string>",
                "token": {
                  "address": "<string>",
                  "chainId": 123,
                  "decimal": 123,
                  "logoURI": "<string>",
                  "name": "<string>",
                  "symbol": "<string>",
                  "price": 123,
                  "tokenIsNative": true,
                  "tokenIsStable": true,
                  "amount": "<string>",
                  "amountIne": "<string>",
                  "amountInUsd": "<string>"
                }
              }
            ],
            "approvalAddress": "<string>",
            "callData": "<string>",
            "receviableAmountByDex": {
              "token": {
                "address": "<string>",
                "chainId": 123,
                "decimal": 123,
                "logoURI": "<string>",
                "name": "<string>",
                "symbol": "<string>",
                "price": 123,
                "tokenIsNative": true,
                "tokenIsStable": true,
                "amount": "<string>",
                "amountIne": "<string>",
                "amountInUsd": "<string>"
              },
              "amountInWei": "<string>",
              "amountInUSD": "<string>"
            },
            "alreadySupportedToken": true
          }
        },
        "quote": {
          "fromAmount": "<string>",
          "toAmount": "<string>",
          "totalCostInUSD": "<string>",
          "approvalAddress": "<string>",
          "recevableAmoutAtDestination": {
            "token": {
              "address": "<string>",
              "chainId": 123,
              "decimal": 123,
              "logoURI": "<string>",
              "name": "<string>",
              "symbol": "<string>",
              "price": 123,
              "tokenIsNative": true,
              "tokenIsStable": true,
              "amount": "<string>",
              "amountIne": "<string>",
              "amountInUsd": "<string>"
            },
            "amountInWei": "<string>",
            "amountInUSD": "<string>"
          }
        },
        "transactionData": {
          "data": "<string>",
          "to": "<string>",
          "value": "<string>",
          "from": "<string>",
          "chainId": 123,
          "gasPrice": "<string>",
          "gasLimit": "<string>"
        },
        "executorTransactionData": {
          "data": "<string>",
          "to": "<string>",
          "value": "<string>",
          "from": "<string>",
          "chainId": 123,
          "gasPrice": "<string>",
          "gasLimit": "<string>"
        }
      },
      "timestamp": "2023-11-07T05:31:56Z"
    }
  }
}
This endpoint allows you to get a cross-chain bridge quote for token swaps between different blockchain networks using RapidX.

​
Example Request

{
  "chainIdFrom": 56,
  "chainIdTo": 42161,
  "fromToken": "0x0000000000000000000000000000000000000000",
  "toToken": "0x0000000000000000000000000000000000000000",
  "fromWalletAddress": "0x552008c0f6870c2f77e5cC1d2eb9bdff03e30Ea0",
  "toWalletAddress": "0x552008c0f6870c2f77e5cC1d2eb9bdff03e30Ea0",
  "amountIn": "5000000000000000"
}

​
Parameters

  • chainIdFrom: The source blockchain chain ID (e.g., 56 for BSC, 1 for Ethereum)
  • chainIdTo: The destination blockchain chain ID (e.g., 42161 for Arbitrum)
  • fromToken: Source token contract address (use 0x0000000000000000000000000000000000000000 for native tokens)
  • toToken: Destination token contract address (use 0x0000000000000000000000000000000000000000 for native tokens)
  • fromWalletAddress: Source wallet address
  • toWalletAddress: Destination wallet address
  • amountIn: Amount to swap in wei (smallest unit)

​
Response

The API returns detailed swap information including:
  • Route information: Source and destination transaction details
  • Quote details: Amount calculations and costs
  • Transaction data: Ready-to-execute transaction data
  • Gas costs: Estimated gas fees for the swap

​
Common Chain IDs

NetworkChain ID
Ethereum1
BSC56
Polygon137
Arbitrum42161
Optimism10
Avalanche43114

​
Native Token Address

For native tokens (ETH, BNB, MATIC, etc.), use the zero address: 0x0000000000000000000000000000000000000000

Body

application/json

Quote request parameters

​
chainIdFrom
integer
required

Source blockchain chain ID

​
chainIdTo
integer
required

Destination blockchain chain ID

​
fromToken
string
required

Source token contract address (use 0x0000000000000000000000000000000000000000 for native tokens)

​
toToken
string
required

Destination token contract address (use 0x0000000000000000000000000000000000000000 for native tokens)

​
fromWalletAddress
string
required

Source wallet address

​
toWalletAddress
string
required

Destination wallet address

​
amountIn
string
required

Amount to swap in wei (smallest unit)

Response

Successful quote response

​
Data
object