Get BBO

Get best bid and offer for all instruments.

GET /v1/info/bbo

Get BBO

cURL

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

import requests

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

response = requests.get(url)

print(response.text)

const options = {method: 'GET'};

fetch('https://api.perpetuals.polymarket.com/v1/info/bbo', 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/bbo",
  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/bbo"

	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/bbo")
  .asString();

require 'uri'
require 'net/http'

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

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

[
  {
    "instrument_id": 1,
    "bid_price": "99.50",
    "bid_quantity": "10.00",
    "ask_price": "100.50",
    "ask_quantity": "10.00",
    "timestamp": 1767225600000
  }
]

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

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

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

Request Weight: 2

Query Parameters

instrument_id · integer

Instrument ID

Response

200

application/json

BBO response.

instrument_id · integer · required

Instrument ID

Example:

1

bid_price · string · required

Best bid price

Example:

"99.50"

bid_quantity · string · required

Best bid quantity

Example:

"10.00"

ask_price · string · required

Best ask price

Example:

"100.50"

ask_quantity · string · required

Best ask quantity

Example:

"10.00"

timestamp · 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