The transactional email API built for Developers
Ditch the heavy SMTP configurations. Send secure, lightning-fast emails using a simple, developer-friendly REST API. Complete with a live monitoring console.
curl -X POST https://send.mediancy.in/api/public/send \
-H "Authorization: Bearer mk_live_xxxxxx" \
-H "Content-Type: application/json" \
-d '{
"to": "user@example.com",
"subject": "Welcome to MailKey",
"html": "<h1>Hello!</h1><p>This is a transactional email.</p>"
}'Designed to integrate seamlessly with
Powerful tools, built for extreme performance
Why configure complex mail exchanges? MailKey handles delivery queues, server validation, and real-time security.
Lightning Transmission
Reach the inbox in milliseconds. Leverages high-reputation ZeptoMail IP pools ensuring zero delay queue processing.
Cryptographic Auth
Generate secure API keys hashed using SHA-256 with robust metadata tagging. Monitor and cycle credentials in seconds.
Real-Time Diagnostics
Full delivery logs with responsive error messages, detailed payloads, provider tracking IDs, and state auditing.
Test the API latency live
Enter your email address to simulate a POST dispatch. Our sandbox will process the packet and print output streams in real-time.
Frequently Asked Questions
Can't find what you are looking for? Reach out to support in our developer community portal.