Audit sales payment follow-ups with HighLevel, Stripe, Gemini and Slack
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 19 nodes and runs on a schedule (every hour). Along the way it connects HighLevel, Google Gemini Chat Model, Stripe and Slack and 1 more. It also calls services.leadconnectorhq.com and api.stripe.com over HTTP.
How it runs
Trigger: On a schedule (every hour).
- Fetch HighLevel Opportunities (HighLevel): get many (opportunity)
- Check Opportunity Value (If): checks a condition and branches into true / false
- Read Tracked Leads in Sheets (Google Sheets): uses Google Sheets
- Filter New Opportunities (Code): runs custom JavaScript code
- Search Contact Conversations (HTTP Request): calls services.leadconnectorhq.com
- Fetch Conversation Messages (HTTP Request): calls an HTTP API
- Fetch HighLevel Contact Tasks (HighLevel): get many (task)
- Fetch Stripe Customer (Stripe): get many (customer)
- Fetch Stripe Charges (HTTP Request): calls api.stripe.com
- Compile Follow-Up Context (Code): runs custom JavaScript code
…plus 6 more steps. See the full node list below.
Services it uses
HTTP calls to: services.leadconnectorhq.com, api.stripe.com
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 (12)
- HTTP Request
n8n-nodes-base.httpRequest - If
n8n-nodes-base.if - HighLevel
n8n-nodes-base.highLevel - AI Agent
@n8n/n8n-nodes-langchain.agent - Google Gemini Chat Model
@n8n/n8n-nodes-langchain.lmChatGoogleGemini - Structured Output Parser
@n8n/n8n-nodes-langchain.outputParserStructured - Edit Fields (Set)
n8n-nodes-base.set - Stripe
n8n-nodes-base.stripe - Code
n8n-nodes-base.code - Slack
n8n-nodes-base.slack - Google Sheets
n8n-nodes-base.googleSheets - Schedule Trigger
n8n-nodes-base.scheduleTrigger
From the author
Quick overview Youtube Video: https://youtu.be/Fp2L7VmWtkk?si=oF7GmxOtk0yYRDL This workflow runs hourly to audit unpaid closed-won opportunities in GoHighLevel by combining Stripe payment status, conversation history, and tasks, then uses Google Gemini to…