Guerrilla Mail

API

Free disposable temporary email API for anonymous, spam-free communication

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Overview

The Guerrilla Mail API provides RESTful access to disposable temporary email addresses, enabling developers to create emails, check inboxes, retrieve messages, and delete emails programmatically. It uses JSON responses and requires no authentication. Key endpoints include generating new emails (with optional custom usernames), fetching inbox messages, getting unread updates, and deleting individual/all messages. Use cases: testing app email functionality, avoiding spam during sign-ups, anonymous communication, and validating email workflows without personal accounts.

Example Integration (JavaScript)

script.js JS

fetch('https://www.guerrillamail.com/GuerrillaMailAPI.html')
  .then(res => res.json())
  .then(data => console.log(data))
  .catch(err => console.error(err));

Key Features

  • RESTful architecture
  • JSON response format
  • No authentication required
  • Disposable email creation
  • Inbox monitoring
  • Message retrieval
  • Custom username support

Frequently Asked Questions

? Is Guerrilla Mail API free to use?

Yes, the Guerrilla Mail API is completely free for public use with no paid tiers or hidden costs.

? Does it require an API Key?

No, the API does not require an API key or any registration to access its endpoints.

? What is the response format?

All endpoints return responses in JSON format, which is easy to parse and integrate into applications.

Top Alternatives

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Mailinator Public API Search Google

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Tool Info

Pricing Free
Category Email
Platform Public API

Pros

  • No API key needed
  • Easy to integrate
  • Completely free
  • Anonymous usage
  • Real-time message updates

Cons

  • Rate-limited requests
  • Emails expire after ~60 minutes
  • No outgoing email support
  • No SLA
  • Limited message storage duration

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