Lead generation and qualification with GPT-4o, Google Workspace, and automated follow-up
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 30 nodes and runs when someone submits an n8n form (“Contact Information”). Along the way it connects Gmail, Google Sheets, OpenAI Chat Model and Google Calendar.
How it runs
Trigger: When someone submits an n8n form (“Contact Information”).
- AI Answer Agent (AI Agent): runs an AI agent, with model: OpenAI Chat Model; output parser: Structured Output Parser
- Log Lead to Sheet (Google Sheets): append
- Send Answer or Escalate (Gmail): uses Gmail
- Get all columns (Google Sheets): uses Google Sheets
- Return latest column (Code): runs custom JavaScript code
- AI Lead Enrichment (AI Agent): runs an AI agent, with model: OpenAI Search Model
- Define ICP and Lead Criteria (Edit Fields (Set)): sets 5 fields: ICP, demo-ready, nurture…
- AI Lead Classifier (Text Classifier): classifies text into categories with AI, with model: OpenAI Chat
- If: checks a condition and branches into true / false
- If: checks a condition and branches into true / false
…plus 15 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 (12)
- Gmail
n8n-nodes-base.gmail - Edit Fields (Set)
n8n-nodes-base.set - Code
n8n-nodes-base.code - Structured Output Parser
@n8n/n8n-nodes-langchain.outputParserStructured - n8n Form Trigger
n8n-nodes-base.formTrigger - Google Sheets
n8n-nodes-base.googleSheets - AI Agent
@n8n/n8n-nodes-langchain.agent - OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi - Text Classifier
@n8n/n8n-nodes-langchain.textClassifier - If
n8n-nodes-base.if - Google Calendar
n8n-nodes-base.googleCalendar - Wait
n8n-nodes-base.wait
From the author
🚀 AI Lead Generation and Follow-Up Template 📋 Overview This n8n workflow template automates your lead generation and follow-up process using AI. It captures leads through a form, enriches them with company data, classifies them into different categories,…