send-email

You can send transactional emails using the Resend API by executing a single email request that supports attachments and scheduling. This approach efficiently handles welcome messages, order confirmations, and password resets with robust error handling.

The best way to send bulk email notifications is using batch sends through the Resend API. Batch sending allows you to deliver up to 100 distinct emails in a single request, making it ideal for bulk user notifications.

Yes, implementing idempotency keys with the Resend API ensures reliable transactional and bulk email delivery. Using idempotency keys alongside robust error handling and retry mechanisms prevents duplicate sends during network failures.

Yes, you can schedule emails and add attachments using the Resend API. Single email sending supports both scheduled sends and file attachments, allowing you to automate transactional messages like order confirmations.

A primary limitation when sending batch emails with the Resend API is the maximum payload size. You can send up to 100 distinct emails in a single batch request, requiring multiple requests for larger bulk email notifications.