Fetch Open Orders

Fetch all open orders, optionally filtered by market.

GET /api/{exchange}/fetchOpenOrders

Python

Polymarket

import pmxt

# API key optional — enables faster catalog-backed lookups
exchange = pmxt.Polymarket(
    pmxt_api_key="YOUR_PMXT_API_KEY",
)
result = exchange.fetch_open_orders(market_id="12345")

200

{
  "success": true,
  "error": {
    "message": "<string>"
  },
  "data": [
    {
      "id": "<string>",
      "marketId": "<string>",
      "outcomeId": "<string>",
      "amount": 123,
      "filled": 123,
      "remaining": 123,
      "timestamp": 123,
      "price": 123,
      "filledShares": 123,
      "fee": 123,
      "feeRateBps": 123
    }
  ]
}

Path Parameters

exchange · enum<string> · required

The prediction market exchange to target.

Available options: polymarket, kalshi, kalshi-demo, limitless, probable, baozi, myriad, opinion, smarkets, polymarket_us

Query Parameters

marketId · string

Response

200 - application/json

Fetch Open Orders response

success · boolean

Example:

true

error · object

Show child attributes

data · object[]

Show child attributes