/v1/extremes
Most over- and under-valued currencies now
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It works. Grab an API key and use it in your project.
Get an API keyCode snippets
curl "https://api.oanor.com/bigmac-api/v1/extremes" \ -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/bigmac-api/v1/extremes", {
headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/bigmac-api/v1/extremes");
curl_setopt($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/bigmac-api/v1/extremes",
headers={"x-oanor-key": "oanor_test_..."}
)
Example response
A real response from this endpoint, captured by the latest health check.
{
"data": {
"source": "The Economist",
"release_date": "2026-01-01",
"base_currency": "USD",
"most_overvalued": [
{
"iso3": "CHE",
"country": "Switzerland",
"currency": "CHF",
"local_price": 7.3,
"dollar_price": 9.08412145345943,
"raw_valuation_pct": 48.4,
"dollar_exchange_rate": 0.8036,
"adjusted_valuation_pct": 52.8
},
{
"iso3": "URY",
"country": "Uruguay",
"currency": "UYU",
"local_price": 339,
"dollar_price": 8.7585583257977,
"raw_valuation_pct": 43.1,
"dollar_exchange_rate": 38.705,
"adjusted_valuation_pct": 83.9
},
{
"iso3": "NOR",
"country": "Norway",
"currency": "NOK",
"local_price": 76,
"dollar_price": 7.51548833368768,
"raw_valuation_pct": 22.8,
"dollar_exchange_rate": 10.11245,
"adjusted_valuation_pct": 27.4
},
{
"iso3": "SWE",
"country": "Sweden",
"currency": "SEK",
"local_price": 67,
"dollar_price": 7.25901689075721,
"raw_valuation_pct": 18.6,
"dollar_exchange_rate": 9.2299,
"adjusted_valuation_pct": 31.7
},
{
"iso3": "DNK",
"country": "Denmark",
"currency": "DKK",
"local_price": 46,
"dollar_price": 7.14257986879391,
"raw_valuation_pct": 16.7,
"dollar_exchange_rate": 6.44025,
"adjusted_valuation_pct": 25
}
],
"most_undervalued": [
{
"iso3": "TWN",
"country": "Taiwan",
"currency": "TWD",
"local_price": 78,
"dollar_price": 2.47089569969114,
"raw_valuation_pct": -59.6,
"dollar_exchange_rate": 31.5675,
"adjusted_valuation_pct": -59.6
},
{
"iso3": "IDN",
"country": "Indonesia",
"currency": "IDR",
"local_price": 42500,
"dollar_price": 2.51702694699437,
"raw_valuation_pct": -58.9,
"dollar_exchange_rate": 16885,
"adjusted_valuation_pct": -45.9
},
{
"iso3": "IND",
"country": "India",
"currency": "INR",
"local_price": 227,
"dollar_price": 2.51398194805914,
"raw_valuation_pct": -58.9,
"dollar_exchange_rate": 90.295,
…