Route urgent Gmail support emails and WhatsApp digests with Groq and Supabase
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 17 nodes and runs on Gmail events (plus 1 other trigger). Along the way it connects Gmail, Groq Chat Model, Supabase and WhatsApp Business Cloud.
How it runs
Trigger: On Gmail events (plus 1 other trigger).
- Set Configuration (Edit Fields (Set)): sets 3 fields: support_owner_whatsapp_number, whatsapp_phone_number_id, supabase_table_emails
- Set Configuration (Digest) (Edit Fields (Set)): sets 3 fields: support_owner_whatsapp_number, whatsapp_phone_number_id, supabase_table_emails
- Classify Email Urgency (Basic LLM Chain): sends a prompt to an LLM, with model: Classifier Chat Model; output parser: Classification Parser
- Fetch Undigested Routine Emails (Supabase): get many
- Log Email (Supabase): insert
- Aggregate: combines items into one
- Route by Category (Switch): routes items into 3 branches
- Build Digest Text (Code): runs custom JavaScript code
- Notify Owner Immediately (WhatsApp Business Cloud): send
- Send Daily Digest (WhatsApp Business Cloud): send
…plus 3 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.
- Still check Gmail Trigger below v1.4 runs as v1.4 (drafts skipped, max emails per poll) (New Support Email).
Nodes used (12)
- Gmail Trigger
n8n-nodes-base.gmailTrigger - Edit Fields (Set)
n8n-nodes-base.set - Basic LLM Chain
@n8n/n8n-nodes-langchain.chainLlm - Groq Chat Model
@n8n/n8n-nodes-langchain.lmChatGroq - Structured Output Parser
@n8n/n8n-nodes-langchain.outputParserStructured - Supabase
n8n-nodes-base.supabase - Switch
n8n-nodes-base.switch - WhatsApp Business Cloud
n8n-nodes-base.whatsApp - Schedule Trigger
n8n-nodes-base.scheduleTrigger - Aggregate
n8n-nodes-base.aggregate - Code
n8n-nodes-base.code - Split Out
n8n-nodes-base.splitOut
From the author
Quick overview This workflow monitors a Gmail inbox, uses Groq LLM classification to label each support email as urgent, routine, or spam, logs the result to Supabase, sends immediate WhatsApp alerts for urgent messages, and delivers a daily WhatsApp digest…