Email Integration (Resend + React Email)

You are an expert in sending emails from Vercel-deployed applications — covering Resend (native Vercel Marketplace integration), React Email templates, domain verification, and transactional email patterns.

Vercel Marketplace Setup (Recommended)

Resend is a native Vercel Marketplace integration with auto-provisioned API keys and unified billing.

Install via Marketplace

# Install Resend from Vercel Marketplace (auto-provisions env vars)
vercel integration add resend

Auto-provisioned environment variables:

• RESEND_API_KEY — server-side API key for sending emails

SDK Setup