Send AI reminders for content and important days with Mistral, Supabase and Gmail
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 34 nodes and runs on a schedule (every day) (plus 2 other triggers). Along the way it connects Supabase, Gmail and Mistral Cloud Chat Model.
How it runs
Trigger: On a schedule (every day) (plus 2 other triggers).
- Retrieve Rows from Supabase (Supabase): get many
- Fetch Important Dates from DB (Supabase): get many
- Secondary AI Content Agent (AI Agent): runs an AI agent, with model: Secondary Mistral AI Chat
- Filter: keeps only the items that match a condition
- Compute Next Important Date (Code): runs custom JavaScript code
- Handle Secondary AI Output (Code): runs custom JavaScript code
- Loop Over 10 Items (Loop Over Items (Split in Batches)): loops over the items in batches
- Check Date Conditions (If): checks a condition and branches into true / false
- Log to Supabase Database (Supabase): uses Supabase
- Set Remaining Days (Edit Fields (Set)): sets 1 field: days_remaining
…plus 18 more steps. See the full node list below.
Services it uses
Before you upgrade to n8n 3.0
Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.
Nodes used (14)
- Supabase
n8n-nodes-base.supabase - Filter
n8n-nodes-base.filter - Loop Over Items (Split in Batches)
n8n-nodes-base.splitInBatches - Edit Fields (Set)
n8n-nodes-base.set - If
n8n-nodes-base.if - Merge
n8n-nodes-base.merge - Code
n8n-nodes-base.code - Switch
n8n-nodes-base.switch - AI Agent
@n8n/n8n-nodes-langchain.agent - Gmail
n8n-nodes-base.gmail - Schedule Trigger
n8n-nodes-base.scheduleTrigger - Mistral Cloud Chat Model
@n8n/n8n-nodes-langchain.lmChatMistralCloud - Webhook
n8n-nodes-base.webhook - Respond to Webhook
n8n-nodes-base.respondToWebhook
From the author
Quick overview This workflow runs on schedules and via a webhook to send AI-generated email reminders for upcoming events and “important days” stored in Supabase, and to generate and store long-form content ideas using Mistral Cloud, delivering notifications…