Polygon.io
Coming SoonMarket Data Providers
connectorType: "polygon"Real-time & historical market data for stocks, options, forex, crypto
Connection Architecture
Polygon.io
WebSocket / REST→
Connector
libs/exchange-polygon→
Provider
:8081/api→
Detector
Advisor
Studio
The connector feeds exchange data to Provider. Detector receives market data, Studio receives read views, and Advisor sees only signed candidate evidence.
Technologies
Transport
WebSocketREST
Authentication
API KeyData Format
JSONFeatures
Data OnlyConsolidated Tape
Best for
- Equity and options strategies requiring consolidated US market data unavailable from broker APIs.
- Multi-asset researchers correlating US stock, forex, and crypto data in a single normalized feed.
- Backtesting engines that need complete tick-level historical data across all US equity markets.
Connect via code
1Environment variables (.env)
POLYGON_API_KEY=your_key_here
2Connector configuration
// config/config.provider.json
{
"provider": {
"connectors": [
{
"connectorType": "polygon",
"enabled": true,
"key": "${POLYGON_API_KEY}",
"markets": [
{ "marketType": "spot", "symbols": [{ "name": "BTCUSDT" }] }
],
"subscriptions": [
{ "type": "PROVIDER_MARKETDATA_CANDLE", "symbols": ["BTCUSDT"], "intervals": ["min1", "h1"], "active": true },
{ "type": "PROVIDER_MARKETDATA_TRADE", "symbols": ["BTCUSDT"], "active": true },
{ "type": "PROVIDER_MARKETDATA_ORDERBOOK", "symbols": ["BTCUSDT"], "active": true }
]
}
]
}
}3Verify and query data
Public verification 1. Configure credentials in the private Provider environment. 2. Verify connector status in the internal Studio/Provider console. 3. Use Barfinex public pages to inspect market data. Operator Provider commands and tokens remain in internal runbooks only.
Available via Barfinex API
/api/candles/polygon/...
/api/trades/polygon/...
/api/orderbook/polygon/...
/api/account/polygon/...
/api/symbols/polygon/...
/api/assets/polygon/...
Studio graphical setup — in development, coming in the next release.
Important
This is a DATA ONLY connector — no order execution.
Real-time streaming requires a Starter plan or above; the free tier provides delayed data only.
Options data (chains, greeks) requires the Options add-on subscription.
Supported Markets
Spot
Websitepolygon.io
Connect in Studio(soon)
Exchange Website