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Mockaroo API

api.mockaroo.com · Developer Tools

Developer Tools API Key Free Tier Mock Data Testing Developer Tools

Generate realistic test data — names, addresses, emails, phone numbers, UUIDs, and 100+ other data types. Export as JSON, CSV, SQL, Excel. Free tier: 200 records/request.

Authentication

API Key Free API key at mockaroo.com. Pass as ?key= query parameter.

Sample Requests

GET Generate users

Generate 5 fake user records.

https://api.mockaroo.com/api/generate.json?id=integer|1|100&key=YOUR_KEY&count=5&email=email&country=country&last_name=last_name&first_name=first_name

Hover any highlighted part to learn what it does

curl -X GET "https://api.mockaroo.com/api/generate.json?id=integer%7C1%7C100&key=YOUR_KEY&count=5&email=email&country=country&last_name=last_name&first_name=first_name"
import requests
params = {
    "id": "integer|1|100",
    "key": "YOUR_KEY",
    "count": "5",
    "email": "email",
    "country": "country",
    "last_name": "last_name",
    "first_name": "first_name"
}
response = requests.get(
    "https://api.mockaroo.com/api/generate.json",
    params=params,
)
print(response.json())
const url = new URL('https://api.mockaroo.com/api/generate.json');
url.searchParams.set('id', 'integer|1|100');
url.searchParams.set('key', 'YOUR_KEY');
url.searchParams.set('count', '5');
url.searchParams.set('email', 'email');
url.searchParams.set('country', 'country');
url.searchParams.set('last_name', 'last_name');
url.searchParams.set('first_name', 'first_name');

const response = await fetch(url); 
const data = await response.json();
console.log(data);
package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.mockaroo.com/api/generate.json")
	q := baseURL.Query()
	q.Set("id", "integer|1|100")
	q.Set("key", "YOUR_KEY")
	q.Set("count", "5")
	q.Set("email", "email")
	q.Set("country", "country")
	q.Set("last_name", "last_name")
	q.Set("first_name", "first_name")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("GET", targetURL, nil)

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}
require "net/http"
require "json"

uri = URI("https://api.mockaroo.com/api/generate.json")
uri.query = URI.encode_www_form({
  "id" => "integer|1|100",
  "key" => "YOUR_KEY",
  "count" => "5",
  "email" => "email",
  "country" => "country",
  "last_name" => "last_name",
  "first_name" => "first_name"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Get.new(uri)

res = http.request(req)
puts JSON.parse(res.body)
<?php
$url = "https://api.mockaroo.com/api/generate.json?" . http_build_query([
    "id" => "integer|1|100",
    "key" => "YOUR_KEY",
    "count" => "5",
    "email" => "email",
    "country" => "country",
    "last_name" => "last_name",
    "first_name" => "first_name"
]);
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

Postman Setup Guide

Get Postman ↗
  1. Get a free API key at mockaroo.com
  2. Build schemas visually at mockaroo.com, then use the API
  3. GET /api/generate.json?count=10&key=YOUR_KEY&{field}={type}
  4. Types: first_name, last_name, email, phone, address, city, state, country, uuid, integer, date
  5. Save schemas as datasets and reference by ID for reuse

Open documentation ↗