Edit distance & similarity

Code snippets

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

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

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

Example response

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

{
    "data": {
        "note": "Levenshtein edit distance = minimum single-character insertions, deletions or substitutions. 'kitten' → 'sitting' is 3 edits; similarity = 1 − distance/max(len).",
        "inputs": {
            "a": "kitten",
            "b": "sitting",
            "case_sensitive": false
        },
        "distance": 3,
        "similarity": 0.571429,
        "similarity_percent": 57.1429
    },
    "meta": {
        "timestamp": "2026-06-05T19:50:12.510Z",
        "request_id": "32ced954-13db-41a3-9468-efa12a1bd810"
    },
    "status": "ok",
    "message": "Edit distance",
    "success": true
}