Add Project Tasks to Google Sheets with GPT-4.1-mini Chat Assistant
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 13 nodes and runs when a chat message arrives. Along the way it connects OpenAI Chat Model and Google Sheets.
How it runs
Trigger: When a chat message arrives.
- Project Manager Agent (AI Agent): runs an AI agent, with model: OpenAI Chat Model; memory: Chat Memory; output parser: Structured Output Parser
- Have All Info? (If): checks a condition and branches into true / false
- Write Json (AI Agent): runs an AI agent, with model: OpenAI Chat Model; output parser: Structured Output Parser
- Get More Info (Chat): uses Chat
- Add Task (Google Sheets): append or update
- Respond Complete (Chat): uses Chat
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 (8)
- Chat Trigger
@n8n/n8n-nodes-langchain.chatTrigger - AI Agent
@n8n/n8n-nodes-langchain.agent - OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi - Simple Memory
@n8n/n8n-nodes-langchain.memoryBufferWindow - Structured Output Parser
@n8n/n8n-nodes-langchain.outputParserStructured - Google Sheets
n8n-nodes-base.googleSheets - Chat
@n8n/n8n-nodes-langchain.chat - If
n8n-nodes-base.if
From the author
Let your team create, track, and manage project tasks through natural conversation. This workflow uses an AI Project Manager Agent that chats with users, gathers the task details it needs, and automatically adds them to a Google Sheet. --- ✅ What this…