Live DEX order book vs XLM or a counter asset

Code snippets

curl "https://api.oanor.com/stellarasset-api/v1/orderbook" \
  -H "x-oanor-key: oanor_test_..."

await fetch("https://api.oanor.com/stellarasset-api/v1/orderbook", {
  headers: { "x-oanor-key": "oanor_test_..." }
});

$ch = curl_init("https://api.oanor.com/stellarasset-api/v1/orderbook");
curl_setopt($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/stellarasset-api/v1/orderbook",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

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

{
    "data": {
        "asks": [
            {
                "price": 5.3724769,
                "amount": 560.6832186
            },
            {
                "price": 5.3753222,
                "amount": 0.1977219
            },
            {
                "price": 5.3774699,
                "amount": 1.5186144
            },
            {
                "price": 5.3783248,
                "amount": 929.6575
            },
            {
                "price": 5.3783303,
                "amount": 0.2348009
            },
            {
                "price": 5.3783827,
                "amount": 929.6475
            },
            {
                "price": 5.3799249,
                "amount": 39.3412946
            },
            {
                "price": 5.3809497,
                "amount": 5
            },
            {
                "price": 5.3831048,
                "amount": 917.6521787
            },
            {
                "price": 5.3832323,
                "amount": 523.84884
            }
        ],
        "bids": [
            {
                "price": 5.3663269,
                "amount": 5000
            },
            {
                "price": 5.3662693,
                "amount": 5000
            },
            {
                "price": 5.3661225,
                "amount": 4476.9351424
            },
            {
                "price": 5.3661199,
                "amount": 8000
            },
            {
                "price": 5.3661196,
                "amount": 4822.0633423
            },
            {
                "price": 5.3635095,
                "amount": 226.8538222
            },
            {
                "price": 5.3613617,
                "amount": 219.7724628
            },
            {
                "price": 5.3599381,
                "amount": 5000
            },
            {
                "price": 5.3599378,
                "amount": 2399.9999996
            },
            {
                "price": 5.3574809,
                "amount": 1600
            }
        ],
        "note": "Live order book for the asset against the counter asset (XLM by default) on Stellar's built-in DEX. price is counter-per-selling; best_bid/best_ask/spread summarize the top of book.",
        "buying": "XLM",
        "source": "Stellar Horizon",
        "spread": 0.006149999999999878,
        "selling": "USDC:GA5ZSEJYB37JRC5AVCIA5MOP4RHTM335X2KGX3IHOJAPP5RE34K4KZVN",
        "best_ask": 5.3724769,
        "best_bid": 5.3663269,
        "spread_pct": 0.11447233956464063
    },
    "meta": {
        "timestamp": "2026-06-14T08:04:02.729Z",
        "request_id": "1c195bf9-6abd-4fa7-be60-07c54e30753a"
    },
    "status": "ok",
    "message": "Order book retrieved successfully",
    "success": true
}