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GET /v1/real-return

Inflation-adjusted return

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

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

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Code snippets

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

Example response

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

{
    "data": {
        "note": "Fisher equation: real = (1 + nominal)/(1 + inflation) − 1. The rough subtraction (nominal − inflation) drifts at higher rates.",
        "inputs": {
            "nominal_pct": 7,
            "inflation_pct": 3
        },
        "real_return_pct": 3.883495,
        "approx_real_return_pct": 4
    },
    "meta": {
        "timestamp": "2026-06-04T18:38:08.626Z",
        "request_id": "529513e9-ac89-4667-abbb-d0f67105bce0"
    },
    "status": "ok",
    "message": "Real return",
    "success": true
}