Skip to content
oanor
Sign up free
Marketplace Pricing Features Sign in
GET /v1/diff

Structured diff (line/word/char)

Try it live

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

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

It works. Grab an API key and use it in your project.

Get an API key

Code snippets

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

Example response

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

{
    "data": {
        "mode": "word",
        "stats": {
            "additions": 2,
            "deletions": 0,
            "unchanged": 3,
            "total_changes": 2
        },
        "changes": [
            {
                "op": "equal",
                "value": "hello"
            },
            {
                "op": "equal",
                "value": " "
            },
            {
                "op": "insert",
                "value": "brave"
            },
            {
                "op": "insert",
                "value": " "
            },
            {
                "op": "equal",
                "value": "world"
            }
        ],
        "identical": false
    },
    "meta": {
        "timestamp": "2026-05-30T18:17:09.679Z",
        "request_id": "f073249f-83f6-4191-9755-70f5db177ad5"
    },
    "status": "ok",
    "message": "OK",
    "success": true
}