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apiverve / sudoku

APIVerve

Sudoku Generator creates 9x9 Sudoku puzzle grids across multiple difficulty settings, with empty cells marked as zeros. Paid plans add the full solution grid for validation or hints.

Package info

github.com/apiverve/sudoku-api

Homepage

Documentation

Language:C#

pkg:composer/apiverve/sudoku

Security

Advisories: 0

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Statistics

Installs: 2

Dependents: 0

Suggesters: 0

Stars: 0

Open Issues: 0

1.2.3 2026-10-26 14:45 UTC

Requires

Requires (Dev)

Suggests

None

Provides

None

Conflicts

None

Replaces

None

MIT 0e433b76c7898b1d93685f756cdd6a57b908653c

apisudokuapivervesudoku apisudoku generator apisudoku puzzle apigenerate sudoku puzzle9x9 sudoku grid

Published on Packagist.org on 2026-10-26 17:31 UTC

This package is auto-updated.

Last update: 2026-10-26 17:31:23 UTC

README

Sudoku Generator creates 9x9 Sudoku puzzle grids across multiple difficulty settings, with empty cells marked as zeros. Paid plans add the full solution grid for validation or hints.

The Sudoku Generator API provides a simple, reliable way to integrate sudoku generator functionality into your applications. Built for developers who need production-ready sudoku generator capabilities without the complexity of building from scratch.

View API Details →

License: MIT API Status Method Platform

Available on: npm NuGet PyPI RubyGems Packagist Go Dart JitPack

Quick Start

Using JavaScript

async function callSudokuGeneratorAPI() {
    try {
        const params = new URLSearchParams({
            difficulty: 'medium'
        });

        const response = await fetch(`https://api.apiverve.com/v1/sudoku?${params}`, {
            method: 'GET',
            headers: {
                'x-api-key': 'YOUR_API_KEY_HERE'
            }
        });

        const data = await response.json();
        console.log(data);
    } catch (error) {
        console.error('Error:', error);
    }
}

callSudokuGeneratorAPI();

Using cURL

curl -X GET "https://api.apiverve.com/v1/sudoku?difficulty=medium" \
  -H "x-api-key: YOUR_API_KEY_HERE"

Get your API key: https://apiverve.com

📁 For more examples, see the examples folder

Installation

Choose your preferred programming language:

📦 NPM (JavaScript/Node.js)

npm install @apiverve/sudoku

View NPM Package → | Package Code →

🔷 NuGet (.NET/C#)

dotnet add package APIVerve.API.SudokuGenerator

View NuGet Package → | Package Code →

🐍 Python (PyPI)

pip install apiverve-sudoku

View PyPI Package → | Package Code →

💎 Ruby (RubyGems)

gem install apiverve_sudoku

View RubyGems Package → | Package Code →

🐘 PHP (Packagist)

composer require apiverve/sudoku

View Packagist Package → | Package Code →

🎯 Dart (pub.dev)

dart pub add apiverve_sudoku

View pub.dev Package → | Package Code →

🤖 Android (JitPack)

implementation 'com.github.apiverve:sudoku-api:1.0.0'

Package Code →

🐹 Go

go get github.com/apiverve/sudoku-api/go

Package Code →

Why Use This API?

Feature Benefit
Multi-language SDKs Native packages for JavaScript, Python, C#, Go, and Android
Simple Integration Single API key authentication, consistent response format
Production Ready 99.9% uptime SLA, served from 24 global regions
Comprehensive Docs Full examples, OpenAPI spec, and dedicated support

Documentation

What Can You Build?

The Sudoku Generator API is commonly used for:

  • Web Applications - Add sudoku generator features to your frontend or backend
  • Mobile Apps - Native SDKs for Android development
  • Automation - Integrate with n8n, Zapier, or custom workflows
  • SaaS Products - Enhance your product with sudoku generator capabilities
  • Data Pipelines - Process and analyze data at scale

API Reference

Authentication

All requests require an API key in the header:

x-api-key: YOUR_API_KEY_HERE

Get your API key: https://apiverve.com

Response Format

Every APIVerve endpoint returns the same envelope — check status, then read data:

{
  "status": "ok",
  "error": null,
  "data": { ... }
}

Example Response

A real response from the Sudoku Generator API:

{
  "status": "ok",
  "error": null,
  "data": {
    "puzzle": {
      "grid": "674--3---1---72-9-5----1--4------8-3-1---8--52----61--7-1----8--53-97--19--8-4---",
      "html": "<html><head><title>Sudoku Puzzle</title><style>table {border-collapse: collapse; width: 300px; height: 300px;}td {text-align: center; width: 30px; height: 30px; padding: 0;}input {width: 100%; height: 100%; text-align: center; font-size: 18px; border: none;}</style></head><body><table><tr><td style='border-top: 3px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='6' maxlength='1' disabled />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='7' maxlength='1' disabled />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='4' maxlength='1' disabled />                    </td><td style='border-top: 3px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='3' maxlength='1' disabled />                    </td><td style='border-top: 3px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;border-right: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td></tr><tr><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='1' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='7' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='2' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='9' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;border-right: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td></tr><tr><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='5' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='1' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;border-right: 3px solid #000;'>                      <input type='text' value='4' maxlength='1' disabled />                    </td></tr><tr><td style='border-top: 3px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='8' maxlength='1' disabled />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;border-right: 3px solid #000;'>                      <input type='text' value='3' maxlength='1' disabled />                    </td></tr><tr><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='1' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='8' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;border-right: 3px solid #000;'>                      <input type='text' value='5' maxlength='1' disabled />                    </td></tr><tr><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='2' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='6' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='1' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;border-right: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td></tr><tr><td style='border-top: 3px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='7' maxlength='1' disabled />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='1' maxlength='1' disabled />                    </td><td style='border-top: 3px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='8' maxlength='1' disabled />                    </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;border-right: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td></tr><tr><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='5' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='3' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='9' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='7' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;border-right: 3px solid #000;'>                      <input type='text' value='1' maxlength='1' disabled />                    </td></tr><tr><td style='border-top: 1px solid #000;border-bottom: 3px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='9' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-bottom: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-bottom: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-bottom: 3px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='8' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-bottom: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-bottom: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='4' maxlength='1' disabled />                    </td><td style='border-top: 1px solid #000;border-bottom: 3px solid #000;border-left: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-bottom: 3px solid #000;border-left: 1px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td><td style='border-top: 1px solid #000;border-bottom: 3px solid #000;border-left: 1px solid #000;border-right: 3px solid #000;'>                      <input type='text' value='' maxlength='1'  />                    </td></tr></table></body></html>",
      "image": {
        "imageName": "d1b59df4-7ab2-474e-b269-e34ce212b469_puzzle.png",
        "format": ".png",
        "downloadURL": "https://storage.googleapis.com/apiverve/APIData/sudoku/d1b59df4-7ab2-474e-b269-e34ce212b469_puzzle.png?GoogleAccessId=635500398038-compute%40developer.gserviceaccount.com&Expires=1766010586&Signature=jFaR0KjqZtGbKvnH7wPVVfz88z4mRT9bgs54W%2BEyU%2B%2B4%2BbXZdqK8wafALwJpk89vRjhsTpaX6huE8SDkDl6U6VY452LDEnv1kOT6SASgttUbUVnnfoyJFfaEQIreHun6Y0dCAIA8RpJ27kBGorHAN9cgvA3N4wLTrzKGXd%2B3ULxbYivUNIjxgXFqeOCNeHhYHOU46i6voYYC7VYaibkpqwwD%2BYw0jQOXzVevwEVmP%2BhfQ0B1mToPnsyzS8Bo2b8Vtyh78YLh3u30KPKoio1%2FbNZ1KYI6hUpZ9UlnQFAN91Wg%2BFVlG4clYhGgwcPsjsq5xUUsdty4JmYYVocturuXrQ%3D%3D",
        "expires": 1766010586784
      }
    },
    "solution": {
      "grid": "674953218138472596592681734465129873319748625287536149741365982853297461926814357",
      "html": "<html><head><title>Sudoku Solution</title><style>table {border-collapse: collapse; width: 300px; height: 300px;}td {text-align: center; width: 30px; height: 30px; padding: 0;}input {width: 100%; height: 100%; text-align: center; font-size: 18px; border: none;}</style></head><body><table><tr><td style='border-top: 3px solid #000;border-left: 3px solid #000;'>                        <input type='text' value='6' maxlength='1' disabled />                      </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                        <input type='text' value='7' maxlength='1' disabled />                      </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                        <input type='text' value='4' maxlength='1' disabled />                      </td><td style='border-top: 3px solid #000;border-left: 3px solid #000;'>                        <input type='text' value='9' maxlength='1' disabled />                      </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                        <input type='text' value='5' maxlength='1' disabled />                      </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                        <input type='text' value='3' maxlength='1' disabled />                      </td><td style='border-top: 3px solid #000;border-left: 3px solid #000;'>                        <input type='text' value='2' maxlength='1' disabled />                      </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;'>                        <input type='text' value='1' maxlength='1' disabled />                      </td><td style='border-top: 3px solid #000;border-left: 1px solid #000;border-right: 3px solid #000;'>                        <input type='text' value='8' maxlength='1' disabled />                      </td></tr><tr><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                        <input type='text' value='1' maxlength='1' disabled />                      </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                        <input type='text' value='3' maxlength='1' disabled />                      </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                        <input type='text' value='8' maxlength='1' disabled />                      </td><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                        <input type='text' value='4' maxlength='1' disabled />                      </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                        <input type='text' value='7' maxlength='1' disabled />                      </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                        <input type='text' value='2' maxlength='1' disabled />                      </td><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                        <input type='text' value='5' maxlength='1' disabled />                      </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                        <input type='text' value='9' maxlength='1' disabled />                      </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;border-right: 3px solid #000;'>                        <input type='text' value='6' maxlength='1' disabled />                      </td></tr><tr><td style='border-top: 1px solid #000;border-left: 3px solid #000;'>                        <input type='text' value='5' maxlength='1' disabled />                      </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                        <input type='text' value='9' maxlength='1' disabled />                      </td><td style='border-top: 1px solid #000;border-left: 1px solid #000;'>                        <input type='text' value='2' maxlength='1' disabled />       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