Free JSON Formatter API - Format & Minify

Parameters

name	in	type	required	description
`input`	body	json	required	JSON Input
`indent`	body	number	optional	Indent Spaces range `0 to 8` default `2`
`sort_keys`	body	boolean	optional	Sort Keys default `false`
`minify`	body	boolean	optional	Minify default `false`

Request

Send your key in the X-API-Key header. More languages and patterns live on the code examples page.

curl -s -X POST "https://apixies.io/api/v1/json/format" \
  -H "X-API-Key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"input":{"name":"John","age":30,"hobbies":["reading","coding"]}}'

const res = await fetch("https://apixies.io/api/v1/json/format", {
  method: "POST",
  headers: {
    "X-API-Key": "YOUR_API_KEY",
    "Content-Type": "application/json"
  },
  body: JSON.stringify({
      "input": {
          "name": "John",
          "age": 30,
          "hobbies": [
              "reading",
              "coding"
          ]
      }
  })
});
const data = await res.json();
console.log(data);

$ch = curl_init("https://apixies.io/api/v1/json/format");
curl_setopt_array($ch, [
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_CUSTOMREQUEST => "POST",
    CURLOPT_HTTPHEADER => [
        "X-API-Key: YOUR_API_KEY",
        "Content-Type: application/json",
    ],
    CURLOPT_POSTFIELDS => '{"input":{"name":"John","age":30,"hobbies":["reading","coding"]}}',
]);
$data = json_decode(curl_exec($ch), true);
curl_close($ch);

print_r($data);

import requests

res = requests.request(
    "POST",
    "https://apixies.io/api/v1/json/format",
    json={
        "input": {
            "name": "John",
            "age": 30,
            "hobbies": [
                "reading",
                "coding"
            ]
        }
    },
    headers={"X-API-Key": "YOUR_API_KEY"},
)
print(res.json())

Response

The result sits under data in the standard envelope. See the response format guide for errors and status codes.

returns

data.formatted: The JSON pretty-printed with your indent and key order.
data.valid: False when the input isn't valid JSON.
data.minified: The same JSON with all whitespace removed.
data.stats: Counts of keys, depth, size and each value type.
data.error: Syntax error message, with error_position, only when invalid.

example response 200

{
    "status": "success",
    "http_code": 200,
    "code": "SUCCESS",
    "message": "JSON formatted successfully",
    "data": {
        "valid": true,
        "formatted": "{\n  \"name\": \"John\",\n  \"age\": 30,\n  \"hobbies\": [\n    \"reading\",\n    \"coding\"\n  ]\n}",
        "minified": "{\"name\":\"John\",\"age\":30,\"hobbies\":[\"reading\",\"coding\"]}",
        "stats": {
            "keys": 3,
            "max_depth": 2,
            "size_bytes": 55,
            "arrays": 1,
            "objects": 1,
            "strings": 3,
            "numbers": 1,
            "booleans": 0,
            "nulls": 0
        }
    }
}

Authentication and limits

This endpoint needs an API key. Use the sandbox ("try it" above) to test it without registering. See the authentication guide for details.

Standard rate limits apply to this endpoint.

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getting started

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