Manage email campaigns with MailerLite, Google Sheets and Claude via OpenRouter

Description

Email Marketing Manager

What
Native n8n chat-operated AI employee for a single wellness SaaS brand
Handles three intents: send campaign, report campaign, reactivate cold subscribers

Why
Replace repetitive email manager execution work without pretending to replace brand judgment
Keep v1 narrow, testable, and draft-first for internal lists

Assumptions
Single brand only
Draft first
Reject unknown or mixed intents
One shared context node handles default information for every intent.
Generate subject + preview text + body
Log only task, status, time, IDs, and notes

Integrations
MailerLite (core email platform)
Google sheets
OpenRouter (or any AI)


Required setup before testing
Provide Openrouter credential or change it to openAI API.
Connect MailerLite HTTP Bearer Auth credential
Connect Google Sheets OAuth2 credential
Replace placeholder Google Sheet URL and verified sender email
Replace Postgres DB with others for chat memory.


SAMPLE INPUTS

Send a campaign to long term VIP users.
Goal: Introduce an early bird vip invite to personalised dietician.
Key message: tailored diet buddy early access.
CTA: Link to website
Timing: today

Give me a report for all campaigns

I want to re-engage all the subscribers. Tempt with a free, limited time access (for 3 days) to personalised dietician. Share 1-2 reviews from customers on success with this feature.
Real review data-{[ "I have to say I was skeptical at first, but I finally stopped emotional eating and have lost 3 lbs in 2 weeks!", "Been a long time user of Noom. Hit a ceiling and stopped using it. This new dietician helped me tweak my macros and micros for my vegetarian diet and back on track baby! Thanks guys 😍"]}


Enhancements
Provide brand voice via DB storage & retrieval for AI mail copy.
Make the emails multi modal.
Use RAG for context management & injecting better information to AI agent. (example : previous written samples)
Use native chat integrations for delivering to customers so you can integrate using Slack, WhatsApp, discord etc.
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