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API Reference
Market Data API
Access real-time and historical market data including prices, orderbooks, and market information.
Available Endpoints
GET
Search markets/api/polymarket/market-searchGET
Get token prices/api/polymarket/pricesGET
Get orderbook/api/polymarket/orderbookGET
Price history/api/polymarket/price-historyGET
Bid-ask spreads/api/polymarket/spreadsGET
Market info/api/polymarket/market-detailsGet Market Prices
Retrieve current prices for one or more tokens:
# Single token
curl "http://localhost:3000/api/polymarket/prices?tokenId=TOKEN_ID"
# Multiple tokens
curl "http://localhost:3000/api/polymarket/prices?tokenIds=TOKEN1,TOKEN2"Response
{
"price": 0.65,
"timestamp": "2024-01-15T10:30:00Z",
"tokenId": "TOKEN_ID"
}Get Orderbook
Retrieve the current orderbook for a market:
curl "http://localhost:3000/api/polymarket/orderbook?tokenId=TOKEN_ID"Response
{
"bids": [
{ "price": 0.64, "size": 1000 },
{ "price": 0.63, "size": 500 }
],
"asks": [
{ "price": 0.66, "size": 800 },
{ "price": 0.67, "size": 1200 }
],
"spread": 0.02
}The orderbook returns up to 20 levels by default. Use
?depth=50 for more levels.Price History
Retrieve historical price data for charting:
curl "http://localhost:3000/api/polymarket/price-history?tokenId=TOKEN_ID&startDate=2024-01-01&endDate=2024-01-15"Response
{
"history": [
{
"timestamp": "2024-01-15T10:00:00Z",
"price": 0.65,
"volume": 5000
},
{
"timestamp": "2024-01-15T09:00:00Z",
"price": 0.63,
"volume": 3200
}
]
}