Resend SMTP

REST discovered

Details

URL: smtp.resend.com
Docs: https://resend.com/docs/send-with-smtp.md

Authentication

Resend API key api_key discovered Get key ↗

Password: <credential>

Create an API key from the API keys page or follow Create an API key. Choose Sending access for send-only use cases or full access for broader API operations. Resend API keys start with re_; send them as Authorization: Bearer re_..., use them as the SMTP password with username resend, or provide them to the CLI/MCP local server via RESEND_API_KEY.