Resend
Overview
Resend is an email platform for developers. This skill routes to feature-specific sub-skills.
Sub-Skills
| Feature | Skill | Use When |
|---|---|---|
| Sending emails | send-email | Transactional emails, notifications, batch sends |
| Receiving emails | resend-inbound | Processing inbound emails, webhooks for received mail, attachments |
| AI Agent inbox | agent-inbox | Setting up email for AI agents with security measures against prompt injection |
Quick Routing
Need to send emails? Use send-email skill
- •Single or batch transactional emails
- •Attachments, scheduling, templates
- •Delivery webhooks (bounced, delivered, opened)
Need to receive emails? Use resend-inbound skill
- •Setting up inbound domain (MX records)
- •Processing
email.receivedwebhooks - •Retrieving email content and attachments
- •Forwarding received emails
Setting up an AI agent inbox? Use agent-inbox skill
- •Configuring email for ThinkFleet or similar AI agents
- •Webhook setup with ngrok/tunneling for local development
- •Security levels to prevent prompt injection attacks
- •Trusted sender allowlists and content filtering
Common Setup
API Key
Store in environment variable:
bash
export RESEND_API_KEY=re_xxxxxxxxx
SDK Installation
See send-email skill for installation instructions across all supported languages.