ISBN Validator is a comprehensive tool for validating and parsing ISBN-10 and ISBN-13 book identification numbers. It validates checksums and provides detailed information about each ISBN component.

The ISBN Validator API provides a simple, reliable way to integrate isbn validator functionality into your applications. Built for developers who need production-ready isbn validator capabilities without the complexity of building from scratch.

View API Details →

Available on:

async function callISBNValidatorAPI() {
    try {
        const params = new URLSearchParams({
            isbn: '978-0-306-40615-7'
        });

        const response = await fetch(`https://api.apiverve.com/v1/isbnvalidator?${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);
    }
}

callISBNValidatorAPI();

curl -X GET "https://api.apiverve.com/v1/isbnvalidator?isbn=978-0-306-40615-7" \
  -H "x-api-key: YOUR_API_KEY_HERE"

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

📁 For more examples, see the examples folder

Choose your preferred programming language:

npm install @apiverve/isbnvalidator

View NPM Package → | Package Code →

dotnet add package APIVerve.API.ISBNValidator

View NuGet Package → | Package Code →

pip install apiverve-isbnvalidator

View PyPI Package → | Package Code →

gem install apiverve_isbnvalidator

View RubyGems Package → | Package Code →

composer require apiverve/isbnvalidator

View Packagist Package → | Package Code →

dart pub add apiverve_isbnvalidator

View pub.dev Package → | Package Code →

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

Package Code →

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

Package Code →

• 🏠 API Home: ISBN Validator API
• 📚 API Reference: docs.apiverve.com/ref/isbnvalidator
• 📖 OpenAPI Spec: openapi.yaml
• 💡 Examples: examples/

The ISBN Validator API is commonly used for:

• Web Applications - Add isbn validator 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 isbn validator capabilities
• Data Pipelines - Process and analyze data at scale

All requests require an API key in the header:

x-api-key: YOUR_API_KEY_HERE

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

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

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

A real response from the ISBN Validator API:

{
  "status": "ok",
  "error": null,
  "data": {
    "valid": true,
    "isbn": "978-0-306-40615-7",
    "type": "ISBN-13",
    "normalized": "9780306406157",
    "formatted": "978-0-306-40615-7",
    "checksum_valid": true,
    "prefix": "978",
    "group": "0",
    "publisher": "306",
    "title": "40615",
    "check_digit": "7",
    "error": null
  }
}

• 🏠 API Home: ISBN Validator API
• 💬 Support: https://apiverve.com/contact
• 🐛 Issues: GitHub Issues
• 📖 Documentation: https://docs.apiverve.com
• 🌐 Website: https://apiverve.com

We welcome contributions! Please see CONTRIBUTING.md for guidelines.

For security concerns, please review our Security Policy.

This project is licensed under the MIT License - see the LICENSE file for details.

Built with ❤️ by APIVerve

Copyright © 2026 APIVerve. All rights reserved.