AI Agent : Google calendar assistant using OpenAI

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Built by Dataki Dataki
Created on June 05, 2026

Description

This template is a simple AI Agent that acts as a Google Calendar Assistant.
It is designed for beginners to have their "first AI Agent" performing common tasks and to help them understand how it works.

For new users of n8n, AI Agents, and OpenAI:
This template involves using an OpenAI API Key. If you are new to AI Agents, make sure to research and understand key concepts such as:
"Tokens"** (used for API requests),
"Tool calling"** (how the AI interacts with external tools),
OpenAI's usage costs** (how you will be billed for API usage).

Functionality

It has two main functionalities:
Create events** in a calendar
Retrieve events** from a calendar

How you can use it
Everything is explained with sticky notes in the workflow.
It is ready-to-use: all you need to do is connect your OpenAI credentials, and you can start using the workflow.

Nodes Used (3)

AI Agent
@n8n/n8n-nodes-langchain.agent
OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi
Simple Memory
@n8n/n8n-nodes-langchain.memoryBufferWindow