List Markets

curl --request GET \
  --url https://www.aionmarket.com/bvapi/markets \
  --header 'Authorization: Bearer <token>'

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://www.aionmarket.com/bvapi/markets', 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://www.aionmarket.com/bvapi/markets",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>"
  ],
]);

$response = curl_exec($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://www.aionmarket.com/bvapi/markets"

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

	req.Header.Add("Authorization", "Bearer <token>")

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

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

	fmt.Println(string(body))

}

require 'uri'
require 'net/http'

url = URI("https://www.aionmarket.com/bvapi/markets")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

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

{
  "items": [
    {
      "id": "<string>",
      "title": "<string>",
      "slug": "<string>",
      "status": "<string>",
      "yesPrice": 123,
      "noPrice": 123,
      "volume": 123,
      "endDate": "2023-11-07T05:31:56Z"
    }
  ],
  "total": 123
}

GET

markets

List Markets

curl --request GET \
  --url https://www.aionmarket.com/bvapi/markets \
  --header 'Authorization: Bearer <token>'

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://www.aionmarket.com/bvapi/markets', 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://www.aionmarket.com/bvapi/markets",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>"
  ],
]);

$response = curl_exec($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://www.aionmarket.com/bvapi/markets"

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

	req.Header.Add("Authorization", "Bearer <token>")

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

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

	fmt.Println(string(body))

}

require 'uri'
require 'net/http'

url = URI("https://www.aionmarket.com/bvapi/markets")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

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

{
  "items": [
    {
      "id": "<string>",
      "title": "<string>",
      "slug": "<string>",
      "status": "<string>",
      "yesPrice": 123,
      "noPrice": 123,
      "volume": 123,
      "endDate": "2023-11-07T05:31:56Z"
    }
  ],
  "total": 123
}

Search for markets on Polymarket using keywords and various filters.

Overview

Use this endpoint for discovery before context checks and execution.

Query parameters

Parameter	Type	Required	Default	Description
`q`	string	Yes	-	Search keywords
`limit`	integer	No	`20`	Results per page
`page`	integer	No	`1`	1-indexed page number
`order`	string	No	-	Sorting field
`ascending`	boolean	No	`false`	Sort direction
`eventsStatus`	string	No	`active`	`active`, `resolved`, `closed`
`closed`	boolean	No	`false`	Closed market filter
`venue`	string	No	`polymarket`	Venue selector

Examples

curl
Python SDK

curl -X GET "https://www.aionmarket.com/bvapi/markets?q=election&limit=20&order=volume24hr&ascending=false" \
  -H "Authorization: Bearer YOUR_API_KEY"

from aion_sdk import AionMarketClient

client = AionMarketClient(api_key="YOUR_API_KEY", base_url="https://www.aionmarket.com/bvapi")

markets = client.get_markets(
    q="election",
    limit=20,
    page=1,
    venue="polymarket",
    events_status="active",
)
print(markets)

Response

[
  {
    "id": "0x123abc...",
    "title": "Will Biden win the 2024 election?",
    "question": "Will Joe Biden win the 2024 US Presidential election?",
    "conditionId": "0xabc123...",
    "category": "Politics",
    "endDate": "2024-11-05T00:00:00Z",
    "createdAt": "2024-01-01T00:00:00Z",
    "lastUpdatedAt": "2024-04-15T10:30:00Z",
    "volume24hr": "1500000",
    "liquidity": "500000",
    "bestBid": "0.65",
    "bestAsk": "0.68",
    "active": true,
    "resolved": false,
    "outcomes": ["Yes", "No"]
  }
]

Search Tips

By Category: Search for category names like “Politics”, “Sports”, “Crypto”
By Question: Search for specific questions about events
By Keyword: Use broader terms to find related markets
Sort by Volume: Discover most active markets with order=volume24hr
Active Only: Use eventsStatus=active to find ongoing trading opportunities

Response Fields

Field	Type	Description
`id`	string	Market identifier
`title`	string	Market title
`question`	string	Full market question
`conditionId`	string	Condition ID
`category`	string	Market category
`endDate`	string	Resolution time
`volume24hr`	string	24h volume
`liquidity`	string	Liquidity
`bestBid`	string	Best bid
`bestAsk`	string	Best ask
`active`	boolean	Active flag
`resolved`	boolean	Resolved flag
`outcomes`	array	Outcome names

Common errors

Code	Meaning
`400`	Invalid query parameters
`401`	Invalid or missing API key
`429`	Rate limited

Use Cases

Market Discovery: Find relevant markets for your trading strategy
Opportunity Scanning: Identify high-volume or liquid markets
Category Filtering: Browse markets within specific domains
Heartbeat Data: Include in periodic market refreshes

Authorizations

Authorization

string

header

default:YOUR_API_KEY

required

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

Query Parameters

string

required

Global search keyword (required). Backed by Polymarket public-search.

Required string length: 1 - 100

limit

integer

default:20

Per-type result count (limit_per_type), default 20

Required range: x >= 0

page

integer

default:1

1-indexed page number, default 1

Required range: x >= 1

order

string

Sort field, e.g. volume24hr / liquidity / volume

Maximum string length: 200

ascending

boolean

default:false

Sort ascending (default false = descending)

eventsStatus

enum<string>

default:active

Event status filter (default active)

Available options:

active,

resolved,

closed

closed

boolean

default:false

Only return closed markets (default false)

venue

string

default:polymarket

Trading venue (default polymarket)

Maximum string length: 50

Response

200 - application/json

Matching markets

items

object[]

Show child attributes

total

integer

Overview

Agent Management

Market Operations

Order Management

Trading

Skills

Kalshi

Fee Charging

Wallet

Risk Management

Trades & Leaderboard

Positions & Portfolio

Utilities

Settings

List Markets

Overview

Query parameters

Examples

Response

Search Tips

Response Fields

Common errors

Use Cases

Authorizations

Query Parameters

Response

​Overview

​Query parameters

​Examples

​Response

​Search Tips

​Response Fields

​Common errors

​Use Cases

Authorizations

Query Parameters

Response

Overview

Query parameters

Examples

Response

Search Tips

Response Fields

Common errors

Use Cases