Trade tokens [local RPC]

Make trade and sign

Method is used to get trade instructions for local RPC signing. It provides unsigned transaction and returns the transaction in base64 format.

POST /tradeInstructions

Method is used to retrieve the unsigned swap transaction

Headers

Name	Value
Content-Type	application/json
x-api-key	The API key for authentication

Parameters

Parameter	Description	Required
mode	Mode of the trade (e.g., “buy”, “sell”)	Yes
token	Token to be traded	Yes
amount	Amount of the token to trade (lamports)	Yes
amountInSol	Boolean indicating if amount is in SOL	Yes
slippage	Allowed slippage percentage (basis points)	Yes
priorityFee	Priority fee for the transaction (microlamports)	Yes
public	Public key of buyer/seller/fee payer

Body

Response

200

{
  "tx": "your_unsigned_transaction"
}

400

{
  "error": true,
  "message": "apiKey not found"
}

Examples

cURL

curl --location 'https://rpc.api-pump.fun/tradeInstructions' \
--header 'Content-Type: application/json' \
--header 'x-api-key: your_api_key' \
--data '{
  "mode": "buy",
  "token": token_contract,
  "amount": 100000,
  "amountInSol": false,
  "slippage": 500,
  "priorityFee": 100000,
  "public": ""
}'

Go

package main

import (
  "fmt"
  "strings"
  "net/http"
  "io/ioutil"
)

func main() {

  url := "https://rpc.api-pump.fun/tradeInstructions"
  method := "POST"

  payload := strings.NewReader(`{
  "mode": "buy",
  "token": token_contract,
  "amount": 100000,
  "amountInSol": false,
  "slippage": 500,
  "priorityFee": 100000
}`)

  client := &http.Client {
  }
  req, err := http.NewRequest(method, url, payload)

  if err != nil {
    fmt.Println(err)
    return
  }
  req.Header.Add("Content-Type", "application/json")
  req.Header.Add("x-api-key", "your_api_key")

  res, err := client.Do(req)
  if err != nil {
    fmt.Println(err)
    return
  }
  defer res.Body.Close()

  body, err := ioutil.ReadAll(res.Body)
  if err != nil {
    fmt.Println(err)
    return
  }
  fmt.Println(string(body))
}

NodeJs

var https = require('follow-redirects').https;
var fs = require('fs');

var options = {
  'method': 'POST',
  'hostname': 'rpc.api-pump.fun',
  'path': '/tradeInstructions',
  'headers': {
    'Content-Type': 'application/json',
    'x-api-key': 'your_api_key'
  },
  'maxRedirects': 20
};

var req = https.request(options, function (res) {
  var chunks = [];

  res.on("data", function (chunk) {
    chunks.push(chunk);
  });

  res.on("end", function (chunk) {
    var body = Buffer.concat(chunks);
    console.log(body.toString());
  });

  res.on("error", function (error) {
    console.error(error);
  });
});

var postData =  "{\n  \"mode\": \"buy\",\n  \"token\": token_contract,\n  \"amount\": 100000,\n  \"amountInSol\": false,\n  \"slippage\": 500,\n  \"priorityFee\": 100000\n}";

req.write(postData);

req.end();

Python

import requests
import json

url = "https://rpc.api-pump.fun/tradeInstructions"

payload = "{\n  \"mode\": \"buy\",\n  \"token\": token_contract,\n  \"amount\": 100000,\n  \"amountInSol\": false,\n  \"slippage\": 500,\n  \"priorityFee\": 100000\n}"
headers = {
  'Content-Type': 'application/json',
  'x-api-key': 'your_api_key'
}

response = requests.request("POST", url, headers=headers, data=payload)

print(response.text)