/v1/format
Format code with Prettier
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10 free calls per day — no sign-up, no API key. Goes through the oanor gateway.
It works. Grab an API key and use it in your project.
Get an API keyCode snippets
curl "https://api.oanor.com/prettier-api/v1/format" \ -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/prettier-api/v1/format", {
headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/prettier-api/v1/format");
curl_setopt($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/prettier-api/v1/format",
headers={"x-oanor-key": "oanor_test_..."}
)
Example response
A real response from this endpoint, captured by the latest health check.
{
"data": {
"parser": "babel",
"language": "js",
"formatted": "const x = [1, 2, 3].map((i) => i * 2);\nconsole.log(x);\n"
},
"meta": {
"timestamp": "2026-06-02T16:51:56.844Z",
"request_id": "de384e7e-1662-47dc-863a-c918900fb65c"
},
"status": "ok",
"message": "Format code with Prettier",
"success": true
}