Get Index

Get index price and the list of constituents for an asset.

GET /v1/info/index

Get Index

cURL

curl --request GET \
  --url https://api.perpetuals.polymarket.com/v1/info/index

import requests

url = "https://api.perpetuals.polymarket.com/v1/info/index"

response = requests.get(url)

print(response.text)

const options = {method: 'GET'};

fetch('https://api.perpetuals.polymarket.com/v1/info/index', 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.perpetuals.polymarket.com/v1/info/index",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
]);

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

curl_close($curl);

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

package main

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

func main() {

	url := "https://api.perpetuals.polymarket.com/v1/info/index"

	req, _ := http.NewRequest("GET", url, nil)

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.perpetuals.polymarket.com/v1/info/index")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.perpetuals.polymarket.com/v1/info/index")

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

request = Net::HTTP::Get.new(url)

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

200

{
  "asset": "NVDA",
  "index_price": "160.00",
  "constituents": [
    {
      "source": "chainlink",
      "symbol": "NVDA/USD",
      "weight": "1.0",
      "price": "160.00"
    }
  ],
  "ts": 1767225600000
}

{
  "status": "err",
  "error": "insufficient_margin"
}

{
  "status": "err",
  "error": "insufficient_margin"
}

{
  "status": "err",
  "error": "insufficient_margin"
}

Request Weight: 2

Query Parameters

asset · string · required

Asset name

Example:

"USDC"

Response

200

application/json

Index constituents response.

asset · string · required

Asset name

Example:

"USDC"

index_price · string · required

Index price

Example:

"100.00"

constituents · object[] · required

Show child attributes

ts · integer · required

Request timestamp. Unix milliseconds for most operations; Unix seconds for withdrawals (must match the on-chain EIP-712 struct verified against block.timestamp).

Example:

1767225600000