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GET /v1/convert

Convert odds

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/odds-api

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

Get an API key

Code snippets

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

Example response

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

{
    "data": {
        "note": "Decimal = total return per 1 staked; American ≥ +100 underdog or ≤ −100 favourite; implied probability = 1/decimal.",
        "inputs": {
            "source": "decimal"
        },
        "decimal": 2.5,
        "american": "+150",
        "fractional": "3/2",
        "american_value": 150,
        "implied_probability": 0.4,
        "implied_probability_percent": 40
    },
    "meta": {
        "timestamp": "2026-06-05T03:08:59.151Z",
        "request_id": "5c76c5be-72a8-47ab-bfb7-19aa1e549140"
    },
    "status": "ok",
    "message": "Odds convert",
    "success": true
}