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GET /v1/markets

List every perpetual symbol with specs

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10 free calls per day — no sign-up, no API key. Goes through the oanor gateway.

Custom headers (optional)
api.oanor.com/aster-api

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Code snippets

curl "https://api.oanor.com/aster-api/v1/markets" \
  -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/aster-api/v1/markets", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/aster-api/v1/markets");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);
import requests
requests.get(
    "https://api.oanor.com/aster-api/v1/markets",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

A real response from this endpoint, captured by the latest health check.

{
    "data": {
        "count": 3,
        "venue": "aster",
        "markets": [
            {
                "status": "TRADING",
                "symbol": "BTCUSDT",
                "base_asset": "BTC",
                "quote_asset": "USDT",
                "price_precision": 1,
                "quantity_precision": 3
            },
            {
                "status": "TRADING",
                "symbol": "BTCUSD1",
                "base_asset": "BTC",
                "quote_asset": "USD1",
                "price_precision": 2,
                "quantity_precision": 3
            },
            {
                "status": "TRADING",
                "symbol": "BTCU",
                "base_asset": "BTC",
                "quote_asset": "U",
                "price_precision": 2,
                "quantity_precision": 3
            }
        ]
    },
    "meta": {
        "timestamp": "2026-06-15T11:15:51.822Z",
        "request_id": "c78c6999-6793-48d6-a44d-1762ec088385"
    },
    "status": "ok",
    "message": "Markets retrieved successfully",
    "success": true
}