Nurture leads via email, WhatsApp, OpenAI, and Google Sheets CRM

Needs changes

by Oneclick AI Squad ✓ · 305 views · created 2026-05-11 · Lead Nurturing, Multimodal AI

Needs changes. This template uses 1 thing(s) that n8n 3.0 removes: AI Agent v1 (old agent modes). 1 breaking item(s) found. Static check, last run 2026-10-19.

What this workflow does

This AI workflow has 14 nodes and runs when an HTTP POST request hits its webhook URL (plus 1 other trigger). Along the way it connects OpenAI Chat Model. It also calls api.sendgrid.com and sheets.googleapis.com over HTTP.

How it runs

Trigger: When an HTTP POST request hits its webhook URL (plus 1 other trigger).

Prepare Lead Data (Edit Fields (Set)): sets 6 fields: leadName, leadEmail, leadPhone…
Python - Qualify Lead (Code): runs custom Python code
Wait: pauses before continuing
Filter: keeps only the items that match a condition
Wait: pauses before continuing
AI - Generate Email (AI Agent): runs an AI agent, with model: OpenAI Chat Model
JS - Format Email (Code): runs custom JavaScript code
Wait: pauses before continuing
Send Nurture Email (HTTP Request): calls api.sendgrid.com (POST)
Send WhatsApp Follow-up (HTTP Request): calls an HTTP API (POST)

…plus 1 more step. See the full node list below.

Services it uses

OpenAI Chat Model

HTTP calls to: api.sendgrid.com, sheets.googleapis.com

Before you upgrade to n8n 3.0

1 thing in this workflow is removed in n8n 3.0. Fix it before you upgrade:

AI Agent v1 (old agent modes) in AI - Generate Email 1 (v1.6): replace with Latest AI Agent node (Tools Agent). For SQL Agent, use a Postgres or MySQL tool with a recent AI Agent.

Rather not rewrite it? Many of these flows can be rebuilt in Make (free plan).

Removed in 3.0	Replace with
AI Agent v1 (old agent modes) AI - Generate Email 1 (v1.6)	Latest AI Agent node (Tools Agent). For SQL Agent, use a Postgres or MySQL tool with a recent AI Agent.

Nodes used (9)

Webhookn8n-nodes-base.webhook
Schedule Triggern8n-nodes-base.scheduleTrigger
Edit Fields (Set)n8n-nodes-base.set
Coden8n-nodes-base.code
Filtern8n-nodes-base.filter
Waitn8n-nodes-base.wait
AI Agent@n8n/n8n-nodes-langchain.agent
HTTP Requestn8n-nodes-base.httpRequest
OpenAI Chat Model@n8n/n8n-nodes-langchain.lmChatOpenAi

From the author

This powerful automation workflow transforms raw leads into qualified prospects through intelligent, multi-channel nurturing. It automatically captures new leads from web forms, qualifies them using custom logic, delivers personalized email sequences powered…
Excerpt from Oneclick AI Squad's description on n8n.io.

View the original on n8n.io → Check your own copy

Nurture leads via email, WhatsApp, OpenAI, and Google Sheets CRM

What this workflow does

How it runs

Services it uses

Before you upgrade to n8n 3.0

Nodes used (9)

From the author

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