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GET /v1/checkout

X01 checkout solver

Try it live

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

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

It works. Grab an API key and use it in your project.

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Code snippets

curl "https://api.oanor.com/darts-api/v1/checkout" \
  -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/darts-api/v1/checkout", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/darts-api/v1/checkout");
curl_setopt($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/darts-api/v1/checkout",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

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

{
    "data": {
        "note": "Minimum darts to finish and one valid route, ending on a double or the bull. 170 = T20 T20 Bull; 40 = D20.",
        "inputs": {
            "score": 170
        },
        "checkable": true,
        "minimum_darts": 3,
        "suggested_checkout": "T20 T20 Bull"
    },
    "meta": {
        "timestamp": "2026-06-06T07:14:08.137Z",
        "request_id": "588af421-e5e4-4d37-934d-da4b61a46308"
    },
    "status": "ok",
    "message": "X01 checkout",
    "success": true
}