/v1/balance
Native MOVR balance and transaction count of an address
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10 free calls per day — no sign-up, no API key. Goes through the oanor gateway.
It works. Grab an API key and use it in your project.
Get an API keyCode snippets
curl "https://api.oanor.com/moonriver-api/v1/balance" \ -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/moonriver-api/v1/balance", {
headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/moonriver-api/v1/balance");
curl_setopt($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/moonriver-api/v1/balance",
headers={"x-oanor-key": "oanor_test_..."}
)
Example response
A real response from this endpoint, captured by the latest health check.
{
"data": {
"address": "0x000000000000000000000000000000000000dEaD",
"balance": "5.042699397102422171",
"balance_wei": "5042699397102422171",
"native_symbol": "MOVR",
"transaction_count": 0
},
"meta": {
"timestamp": "2026-06-15T20:41:09.840Z",
"request_id": "358c78d1-9d13-43e1-be84-efa9c21c5b95"
},
"status": "ok",
"message": "Balance retrieved successfully",
"success": true
}