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GET /v1/frequency

Symbol frequency

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

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Code snippets

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

Example response

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

{
    "data": {
        "unit": "char",
        "length": 11,
        "frequencies": [
            {
                "count": 3,
                "symbol": "l",
                "percent": 27.272727,
                "codepoint": 108
            },
            {
                "count": 2,
                "symbol": "o",
                "percent": 18.181818,
                "codepoint": 111
            },
            {
                "count": 1,
                "symbol": "h",
                "percent": 9.090909,
                "codepoint": 104
            },
            {
                "count": 1,
                "symbol": "e",
                "percent": 9.090909,
                "codepoint": 101
            },
            {
                "count": 1,
                "symbol": " ",
                "percent": 9.090909,
                "codepoint": 32
            },
            {
                "count": 1,
                "symbol": "w",
                "percent": 9.090909,
                "codepoint": 119
            },
            {
                "count": 1,
                "symbol": "r",
                "percent": 9.090909,
                "codepoint": 114
            },
            {
                "count": 1,
                "symbol": "d",
                "percent": 9.090909,
                "codepoint": 100
            }
        ],
        "unique_symbols": 8
    },
    "meta": {
        "timestamp": "2026-06-03T17:42:21.536Z",
        "request_id": "71f65bd7-014d-481a-b730-d7576dd629b2"
    },
    "status": "ok",
    "message": "Symbol frequency",
    "success": true
}