send-email

You can send transactional emails using the Resend API by authenticating with your API key and using the SDK to dispatch messages, utilizing built-in retry logic and idempotency keys to prevent duplicate deliveries.

Yes, you can send bulk notifications and batch emails safely by enforcing idempotency keys, which ensure that any retried or duplicated requests do not result in multiple identical emails being delivered to recipients.

The best way to handle email delivery tracking is by configuring webhooks to monitor delivery events, allowing you to track the status of transactional messages like order confirmations and password resets in real-time.

Yes, the Resend API approach supports adding optional metadata like tags and attachments to your messages, along with scheduling capabilities to send transactional emails at designated times.

Idempotency keys and retry logic are needed in transactional email systems to handle network failures gracefully, ensuring that temporary errors trigger automatic retries without sending duplicate emails to users.

You can send welcome emails and password reset notifications with minimal configuration by applying safe defaults provided by the Resend API, streamlining the composition and dispatch of transactional messages.