Confidence interval

Code snippets

curl "https://api.oanor.com/inference-api/v1/confidence" \
  -H "x-oanor-key: oanor_test_..."

await fetch("https://api.oanor.com/inference-api/v1/confidence", {
  headers: { "x-oanor-key": "oanor_test_..." }
});

$ch = curl_init("https://api.oanor.com/inference-api/v1/confidence");
curl_setopt($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/inference-api/v1/confidence",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

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

{
    "data": {
        "note": "CI = estimate ± Z·SE. For a mean SE = σ/√n; for a proportion SE = √(p(1−p)/n). Uses the normal (z) approximation.",
        "lower": 95.842289,
        "upper": 104.157711,
        "inputs": {
            "n": 50,
            "type": "mean",
            "confidence": 95
        },
        "z_score": 1.959964,
        "estimate": 100,
        "standard_error": 2.12132,
        "margin_of_error": 4.157711
    },
    "meta": {
        "timestamp": "2026-06-04T18:38:14.415Z",
        "request_id": "41e4a104-21cc-4fd3-8779-c6ffdad834fc"
    },
    "status": "ok",
    "message": "Confidence interval",
    "success": true
}