Resend

What it does

Resend sends modern transactional email and manages audience contacts via a clean REST API.

Setup

1. In Resend → API Keys, create a key (re_...).
2. Verify a sending domain in Resend — the from address must be on a verified domain.
3. In FlowFn, go to Platform Tools → Resend → Connect and paste the key as api_key.

Actions

• Send Email, Get Email, Create Contact (in an audience)

Notes

to, reply_to, cc, bcc all accept comma-separated lists.