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Welcome to SimpleCold

Welcome to the SimpleCold Email Validation API documentation! Our API provides powerful tools for validating email addresses, ensuring the quality and deliverability of your email lists.

New to SimpleCold?​

Start using SimpleCold with your existing project, or start from scratch.

Why Use Email Validation?​

Email validation is crucial for maintaining a healthy email marketing program. Our service helps you:

  • Improve email deliverability rates and campaign performance
  • Identify and remove invalid, disposable, and risky email addresses
  • Save costs by maintaining clean email lists
  • Prevent fake signups and protect your forms

Our API Services​

SimpleCold provides a comprehensive set of APIs to meet all your email validation and account management needs:

API Validation (Public API)​

The API Validation endpoints are designed for external integrations using API keys. These are the primary endpoints for integrating SimpleCold into your applications:

  • Single Email Validation (/api/v1/api-validation/single): Validate individual email addresses in real-time using your API key. Perfect for form validation and user signup flows.

  • Batch Email Validation (/api/v1/api-validation/batch): Validate multiple email addresses in a single API call. Ideal for processing small to medium-sized lists programmatically.

  • Bulk Email Validation (/api/v1/api-validation/bulk): Upload CSV files containing large email lists for asynchronous processing. Perfect for cleaning existing email databases.

  • Bulk Job Status (/api/v1/api-validation/bulk/:id/status): Check the status of your bulk email validation jobs.

  • Download Results (/api/v1/api-validation/bulk/:id/download-result): Download the validation results for completed bulk jobs.

Getting Started​

Follow these steps to start using the SimpleCold Email Validation API:

  1. Sign Up for an API Key

  2. Choose Your API Method

    • Single Email Validation: Ideal for real-time validation
    • Bulk Email Validation: Perfect for large lists
    • Review our comprehensive guides for each method

  3. Test the API

    • Use our sandbox environment for testing
    • Implement the API in your development environment
    • Monitor results in your dashboard

Support and Resources​

Need help? We're here for you: