JSON to CSV Converter API

Convert a JSON array of objects to CSV.

POST /api/v1/tools/json-to-csvMCP json_to_csvData & Conversion

Convert a JSON array of objects to CSV for Excel or Google Sheets. Flattens nested objects into dotted columns and quotes values correctly. Runs in your browser.

Input

Send these as a JSON object. Unknown fields are rejected.

input: A JSON array of objects. (string, required)

Try it in the browser JSON Schema Get an API key

curl https://pithlab.com/api/v1/tools/json-to-csv \n  -H "Authorization: Bearer $PITHLAB_KEY" \n  -H "Content-Type: application/json" \n  -d '{"input":"[{\"name\":\"Ada\",\"age\":36},{\"name\":\"Alan\",\"age\":41}]"}'

Example response

{
  "ok": true,
  "result": {
    "output": "name,age\nAda,36\nAlan,41",
    "rows": 2,
    "columns": [
      "name",
      "age"
    ]
  }
}