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Best-TempMail – Disposable Email API for Testing & Automation
Best-TempMail is a developer-friendly disposable email API that makes creating temporary inboxes and receiving emails simple, fast, and programmable. It is designed for developers, QA engineers, automation specialists, and AI-powered workflows.
Create temporary email addresses, monitor incoming messages, retrieve complete email contents, and integrate email workflows into applications, scripts, and CI/CD pipelines.
Key Features
Instant Inboxes: Create temporary email addresses through a simple API without registration on the free tier.
Read Emails: Retrieve senders, subjects, timestamps, plain-text content, and HTML bodies.
Real-Time Waiting: Wait for incoming messages without repeatedly polling.
Official SDKs: Integrate using Node.js and Python.
Playwright Integration: Use separate inboxes for automated browser tests.
MCP Server: Connect with Claude Desktop, Cursor, VS Code, and other MCP-compatible AI assistants.
OTP Extraction: Automatically extract verification codes on supported paid plans.
Webhooks: Receive notifications when new emails arrive.
Inbox Management: Check metadata, expiration, available domains, and delete inboxes.
Attachments: Access metadata and download supported attachments on Pro.
API Documentation: Explore the REST API using OpenAPI, Postman, and Insomnia.
Use Cases
Best-TempMail supports automated signup testing, email verification, OTP testing, password resets, QA and end-to-end testing, CI/CD automation, Playwright workflows, transactional email testing, AI agents, and development environments.
Simple REST API
Base URL: https://api.best-tempmail.com/v1
Create an inbox: POST /v1/inboxes
Retrieve messages: GET /v1/inboxes/{address}/messages
Read a message: GET /v1/inboxes/{address}/messages/{id}
Wait for incoming mail: GET /v1/inboxes/{address}/wait
Additional endpoints support inbox management, domain discovery, health checks, OTP extraction, attachments, and webhooks.
Free and Paid Plans
Start immediately with the free, keyless tier. No registration or API key is required.
Free: 150 requests/hour, 3 inbox creations/day per IP, and 2-hour inbox lifetime.
Founders/Developer: 2,000 requests/hour, unlimited inbox creation, extended lifetimes, webhooks, and OTP extraction.
Pro: 5,000 requests/hour, inbox lifetimes up to 30 days, attachment downloads, and increased concurrent wait capacity.
Founders pricing starts at $19.99/year for the first 100 developers.
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