Voice activated multi-agent demo for Vagent.io using Notion and Google Calendar
Needs changesNeeds changes. This template uses 2 thing(s) that n8n 3.0 removes: AI Agent v1 (old agent modes), HTTP Request Tool (legacy). 2 breaking item(s) found. Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 24 nodes and runs when an HTTP POST request hits its webhook URL (plus 1 other trigger). Along the way it connects OpenAI Chat Model and HTTP Request. It also calls api.notion.com and googleapis.com over HTTP.
How it runs
Trigger: When an HTTP POST request hits its webhook URL (plus 1 other trigger).
- Map Fields (Edit Fields (Set)): sets 2 fields: chatInput, sessionId
- Map Fields (Edit Fields (Set)): sets 2 fields: chatInput, sessionId
- Main Agent (AI Agent): runs an AI agent, with model: OpenAI Chat Model; 2 tools (taskAgent, calendarAgent); memory: Window Buffer Memory
- Exclude Previews from Speech (Edit Fields (Set)): sets 2 fields: response.text, response.speech
- Respond to Webhook: sends the response back to the webhook caller
- Settings (Edit Fields (Set)): sets 4 fields: sessionId, chatInput, calendarID…
- Google Calendar Agent (AI Agent): runs an AI agent, with model: OpenAI Chat Model; 2 tools (Book appointment, Get calendar availability); memory: Window Buffer Memory
- Format output (Edit Fields (Set)): sets 1 field: output
- Settings (Edit Fields (Set)): sets 3 fields: sessionId, chatInput, databaseID
- Notion Task Agent (AI Agent): runs an AI agent, with model: OpenAI Chat Model; 1 tool (HTTP Request); memory: Window Buffer Memory
…plus 1 more step. See the full node list below.
Services it uses
HTTP calls to: api.notion.com, googleapis.com
Before you upgrade to n8n 3.0
2 things in this workflow are removed in n8n 3.0. Fix them before you upgrade:
- AI Agent v1 (old agent modes) in Main Agent (v1.6), Notion Task Agent (v1.6), Google Calendar Agent (v1.6): replace with Latest AI Agent node (Tools Agent). For SQL Agent, use a Postgres or MySQL tool with a recent AI Agent.
- HTTP Request Tool (legacy) in HTTP Request, Get calendar availability, Book appointment: replace with HTTP Request node connected to the AI Agent's Tool input.
| Removed in 3.0 | Replace with |
|---|---|
| AI Agent v1 (old agent modes) Main Agent (v1.6), Notion Task Agent (v1.6), Google Calendar Agent (v1.6) | Latest AI Agent node (Tools Agent). For SQL Agent, use a Postgres or MySQL tool with a recent AI Agent. |
| HTTP Request Tool (legacy) HTTP Request, Get calendar availability, Book appointment | HTTP Request node connected to the AI Agent's Tool input |
Nodes used (9)
- OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi - Respond to Webhook
n8n-nodes-base.respondToWebhook - Call n8n Workflow Tool
@n8n/n8n-nodes-langchain.toolWorkflow - Chat Trigger
@n8n/n8n-nodes-langchain.chatTrigger - Simple Memory
@n8n/n8n-nodes-langchain.memoryBufferWindow - Edit Fields (Set)
n8n-nodes-base.set - AI Agent
@n8n/n8n-nodes-langchain.agent - HTTP Request Tool
@n8n/n8n-nodes-langchain.toolHttpRequest - Webhook
n8n-nodes-base.webhook
From the author
Purpose Use a lightweight Voice Interface, for you and your entire organization, to interact with an AI Supervisor, a personal AI Assistant, which has access to your custom workflows. You can also connect the supervisor to your already existing Agents. Demo &…