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APISeeker
Free API30 req/minDeveloper Tools

JavaScript Formatter

Indent braces and newlines for readable JS snippets. Not a full AST prettier.

By RSM DevOps

Try playgroundFull docs

Public endpoint

GETjsfmt.apiseeker.com
/v1/format

Auth: X-SEEKER-Key

Endpoint

Lightweight brace-based formatting.

Method

GET

Path

/v1/format

Full URL

https://jsfmt.apiseeker.com/v1/format

Authentication

Send X-SEEKER-Key on every request. Free tools still require a valid APISeeker key — no auth bypass.

Parameters

  • codequerystringrequired

    JavaScript source

Request example

cURL
curl -s "https://jsfmt.apiseeker.com/v1/format?code=function%20x()%7Breturn%201%7D" \
  -H "X-SEEKER-Key: YOUR_API_KEY"

Response example

JSON
{
  "success": true,
  "data": {
    "formatted": "function x() {\n  return 1\n}"
  },
  "request_id": "req_example"
}

Errors & limits

  • 400Invalid or missing parameters
  • 401Missing or invalid API key
  • 429Rate limit exceeded

Rate limit: 30 req/min

Playground

Live playground

JavaScript Formatter

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GETRequest URL
https://jsfmt.apiseeker.com/v1/format?code=function+x%28%29%7Breturn+1%7D
Log in to test endpoint
Status: —Latency: —

Response

Response will appear here after you send a request.
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