Dex - Swap - ChainStream

POST

dex

{chain}

swap

Dex - Swap

curl --request POST \
  --url https://api.chainstream.io/v2/dex/{chain}/swap \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "dex": "jupiter",
  "userAddress": "oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7",
  "amount": "1000000000",
  "swapMode": "ExactIn",
  "slippage": 10,
  "priorityFee": "1000",
  "poolAddress": "58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2",
  "inputMint": "<string>",
  "outputMint": "<string>"
}
'

import requests

url = "https://api.chainstream.io/v2/dex/{chain}/swap"

payload = {
    "dex": "jupiter",
    "userAddress": "oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7",
    "amount": "1000000000",
    "swapMode": "ExactIn",
    "slippage": 10,
    "priorityFee": "1000",
    "poolAddress": "58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2",
    "inputMint": "<string>",
    "outputMint": "<string>"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    dex: 'jupiter',
    userAddress: 'oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7',
    amount: '1000000000',
    swapMode: 'ExactIn',
    slippage: 10,
    priorityFee: '1000',
    poolAddress: '58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2',
    inputMint: '<string>',
    outputMint: '<string>'
  })
};

fetch('https://api.chainstream.io/v2/dex/{chain}/swap', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.chainstream.io/v2/dex/{chain}/swap",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'dex' => 'jupiter',
    'userAddress' => 'oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7',
    'amount' => '1000000000',
    'swapMode' => 'ExactIn',
    'slippage' => 10,
    'priorityFee' => '1000',
    'poolAddress' => '58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2',
    'inputMint' => '<string>',
    'outputMint' => '<string>'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://api.chainstream.io/v2/dex/{chain}/swap"

	payload := strings.NewReader("{\n  \"dex\": \"jupiter\",\n  \"userAddress\": \"oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7\",\n  \"amount\": \"1000000000\",\n  \"swapMode\": \"ExactIn\",\n  \"slippage\": 10,\n  \"priorityFee\": \"1000\",\n  \"poolAddress\": \"58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2\",\n  \"inputMint\": \"<string>\",\n  \"outputMint\": \"<string>\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.chainstream.io/v2/dex/{chain}/swap")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"dex\": \"jupiter\",\n  \"userAddress\": \"oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7\",\n  \"amount\": \"1000000000\",\n  \"swapMode\": \"ExactIn\",\n  \"slippage\": 10,\n  \"priorityFee\": \"1000\",\n  \"poolAddress\": \"58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2\",\n  \"inputMint\": \"<string>\",\n  \"outputMint\": \"<string>\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.chainstream.io/v2/dex/{chain}/swap")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"dex\": \"jupiter\",\n  \"userAddress\": \"oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7\",\n  \"amount\": \"1000000000\",\n  \"swapMode\": \"ExactIn\",\n  \"slippage\": 10,\n  \"priorityFee\": \"1000\",\n  \"poolAddress\": \"58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2\",\n  \"inputMint\": \"<string>\",\n  \"outputMint\": \"<string>\"\n}"

response = http.request(request)
puts response.read_body

{
  "serializedTx": "AQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABAAEDRgYGpQEDAQIABQcICQoLDA0ODwAAAAAAAAAAAAAQERITFBUWFxgZGhscHR4fAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=",
  "elapsedTime": 245
}

Authorizations

Authorization

string

header

required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Path Parameters

chain

enum<string>

required

A chain name listed in supported networks

Available options:

sol,

bsc,

eth

Body

application/json

dex

enum<string>

required

DEX identifier for the trade

Available options:

jupiter,

kyberswap,

raydium,

pumpfun,

moonshot,

candy,

launchpad

Example:

"jupiter"

userAddress

string

required

Public key of the wallet initiating the transaction

Required string length: 8 - 64

Example:

"oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7"

amount

string

required

Amount to swap. Use "auto" for full balance or percentage like "50%"

Example:

"1000000000"

swapMode

enum<string>

required

Swap direction mode

Available options:

ExactIn,

ExactOut

Example:

"ExactIn"

slippage

integer<int64>

default:10

required

Slippage tolerance percentage

Required range: 0 <= x <= 100

Example:

10

priorityFee

string

Priority fee in SOL to increase transaction processing speed

Example:

"1000"

poolAddress

string

DEX pool address

Example:

"58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2"

inputMint

string

Input token mint address

outputMint

string

Output token mint address

Response

200 - application/json

serializedTx

string

required

Base64 encoded transaction

Example:

"AQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABAAEDRgYGpQEDAQIABQcICQoLDA0ODwAAAAAAAAAAAAAQERITFBUWFxgZGhscHR4fAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA="

elapsedTime

integer<int64>

required

Time taken to process the request in milliseconds

Example:

245

Dex - RouteCalculate the best route for token swap considering price impact and fees. Returns the optimal path and a prepared transaction.

⌘I

Dex - Swap

curl --request POST \
  --url https://api.chainstream.io/v2/dex/{chain}/swap \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "dex": "jupiter",
  "userAddress": "oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7",
  "amount": "1000000000",
  "swapMode": "ExactIn",
  "slippage": 10,
  "priorityFee": "1000",
  "poolAddress": "58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2",
  "inputMint": "<string>",
  "outputMint": "<string>"
}
'

import requests

url = "https://api.chainstream.io/v2/dex/{chain}/swap"

payload = {
    "dex": "jupiter",
    "userAddress": "oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7",
    "amount": "1000000000",
    "swapMode": "ExactIn",
    "slippage": 10,
    "priorityFee": "1000",
    "poolAddress": "58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2",
    "inputMint": "<string>",
    "outputMint": "<string>"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    dex: 'jupiter',
    userAddress: 'oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7',
    amount: '1000000000',
    swapMode: 'ExactIn',
    slippage: 10,
    priorityFee: '1000',
    poolAddress: '58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2',
    inputMint: '<string>',
    outputMint: '<string>'
  })
};

fetch('https://api.chainstream.io/v2/dex/{chain}/swap', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.chainstream.io/v2/dex/{chain}/swap",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'dex' => 'jupiter',
    'userAddress' => 'oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7',
    'amount' => '1000000000',
    'swapMode' => 'ExactIn',
    'slippage' => 10,
    'priorityFee' => '1000',
    'poolAddress' => '58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2',
    'inputMint' => '<string>',
    'outputMint' => '<string>'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://api.chainstream.io/v2/dex/{chain}/swap"

	payload := strings.NewReader("{\n  \"dex\": \"jupiter\",\n  \"userAddress\": \"oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7\",\n  \"amount\": \"1000000000\",\n  \"swapMode\": \"ExactIn\",\n  \"slippage\": 10,\n  \"priorityFee\": \"1000\",\n  \"poolAddress\": \"58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2\",\n  \"inputMint\": \"<string>\",\n  \"outputMint\": \"<string>\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.chainstream.io/v2/dex/{chain}/swap")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"dex\": \"jupiter\",\n  \"userAddress\": \"oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7\",\n  \"amount\": \"1000000000\",\n  \"swapMode\": \"ExactIn\",\n  \"slippage\": 10,\n  \"priorityFee\": \"1000\",\n  \"poolAddress\": \"58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2\",\n  \"inputMint\": \"<string>\",\n  \"outputMint\": \"<string>\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.chainstream.io/v2/dex/{chain}/swap")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"dex\": \"jupiter\",\n  \"userAddress\": \"oQPnhXAbLbMuKHESaGrbXT17CyvWCpLyERSJA9HCYd7\",\n  \"amount\": \"1000000000\",\n  \"swapMode\": \"ExactIn\",\n  \"slippage\": 10,\n  \"priorityFee\": \"1000\",\n  \"poolAddress\": \"58oQChx4yWmvKdwLLZzBi4ChoCc2fqCUWBkwMihLYQo2\",\n  \"inputMint\": \"<string>\",\n  \"outputMint\": \"<string>\"\n}"

response = http.request(request)
puts response.read_body

{
  "serializedTx": "AQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABAAEDRgYGpQEDAQIABQcICQoLDA0ODwAAAAAAAAAAAAAQERITFBUWFxgZGhscHR4fAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=",
  "elapsedTime": 245
}

Authentication

REST API

WebSocket

Kafka Topics

CLI Commands

MCP Tools

Dex - Swap

Authorizations

Path Parameters

Body

Response