Watch Ticker (WebSocket)

Stream live ticker updates for a symbol via WebSocket.

Transport: WebSocket

Environment	URL
Hosted API	wss://api.pmxt.dev/ws?apiKey=YOUR_KEY

Subscribe:

{ "id": "btc-stream", "action": "subscribe", "method": "watchTicker", "args": ["BTC/USDT"], "feed": "binance" }

Server response:

{ "event": "data", "id": "btc-stream", "method": "watchTicker", "symbol": "BTC/USDT", "source": "binance", "data": { "symbol": "BTC/USDT", "last": 76949.16, "timestamp": 1716148800000, ... } }

Unsubscribe:

{ "id": "btc-stream", "action": "unsubscribe" }

Currently supports Binance feeds only. Tickers stream as they arrive from the Binance trade relay.

GET /api/feeds/{feed}/watchTicker

Python

Polymarket

import pmxt

# API key optional — enables faster catalog-backed lookups
exchange = pmxt.Polymarket(
    pmxt_api_key="YOUR_PMXT_API_KEY",
)
result = exchange.feed_watch_ticker(symbol="BTC-USD")

200

{
  "success": true,
  "data": {
    "symbol": "<string>",
    "info": "<unknown>",
    "timestamp": 123,
    "datetime": "2023-11-07T05:31:56Z",
    "high": 123,
    "low": 123,
    "bid": 123,
    "bidVolume": 123,
    "ask": 123,
    "askVolume": 123,
    "vwap": 123,
    "open": 123,
    "close": 123,
    "last": 123,
    "previousClose": 123,
    "change": 123,
    "percentage": 123,
    "average": 123,
    "quoteVolume": 123,
    "baseVolume": 123,
    "indexPrice": 123,
    "markPrice": 123
  }
}

Authorizations

Authorization · string · header · required

Required when calling the hosted API directly (curl, requests, fetch). SDK users pass credentials via constructor params instead.

Path Parameters

feed · enum<string> · required

The data feed provider.

Available options: binance, chainlink

Query Parameters

symbol · string · required

Trading pair to stream (e.g. BTC/USDT)

Response

200 - application/json

Successful response

success · boolean

Example:

true

data · object

CCXT-compatible ticker with last trade price and metadata.

Show child attributes