EVM Quotes - Chainworks

Get price quotes for token swaps without executing transactions.

Get Buy Quote

Get a price quote for buying tokens with native currency. Endpoint: /evm/buy/quote

Parameter	Type	Required	Description
`chain`	string	Yes	Chain identifier: `eth`, `base`, or `bsc`
`token`	string	Yes	Token contract address
`swapMode`	string	Yes	`ExactIn` (specify input) or `ExactOut` (specify output)
`amountIn`	string	Conditional	Amount of native currency in wei. Required for `ExactIn`
`amountOut`	string	Conditional	Amount of tokens to receive. Required for `ExactOut`
`wallet`	string	Yes	Wallet address for the quote

Example:

Socket.IO
HTTP

socket.emit("/evm/buy/quote", {
  chain: "eth",
  token: "0x6982508145454Ce325dDbE47a25d4ec3d2311933",
  swapMode: "ExactIn",
  amountIn: "1000000000000000000", // 1 ETH
  wallet: "0x10a64c6d7f12c47b7c66c5b4e20e72bc1fcd5d9e",
});

await fetch("https://api.chainworks.co/evm/buy/quote", {
  method: "POST",
  headers: {
    "Content-Type": "application/json",
    Authorization: CHAINWORKS_API_AUTH_TOKEN,
  },
  body: JSON.stringify({
    chain: "eth",
    token: "0x6982508145454Ce325dDbE47a25d4ec3d2311933",
    swapMode: "ExactIn",
    amountIn: "1000000000000000000", // 1 ETH
    wallet: "0x10a64c6d7f12c47b7c66c5b4e20e72bc1fcd5d9e",
  }),
});

Response:

{
  "success": true,
  "result": {
    "chain": "eth",
    "isBuy": true,
    "token": "0x6982508145454Ce325dDbE47a25d4ec3d2311933",
    "swapMode": "ExactIn",
    "price": 0.00000234,
    "priceImpact": 0.0012,
    "amountIn": "1000000000000000000",
    "expectedAmountOut": "427350427350427350427350"
  }
}

Get Sell Quote

Get a price quote for selling tokens for native currency. Endpoint: /evm/sell/quote

Parameter	Type	Required	Description
`chain`	string	Yes	Chain identifier
`token`	string	Yes	Token contract address
`swapMode`	string	Yes	`ExactIn` or `ExactOut`
`amountIn`	string	Conditional	Amount of tokens to sell. Required for `ExactIn`
`wallet`	string	Yes	Wallet address