AI-powered calendar & meeting digest with Gmail and GPT-4o/Claude - daily brief
Needs changesNeeds 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 13 nodes and runs on a schedule (every day). Along the way it connects OpenRouter Chat Model, Google Calendar and Gmail.
How it runs
Trigger: On a schedule (every day).
- Read Calendar Events (Google Calendar): uses Google Calendar
- Parse Attendees (Split Out): splits a list into separate items
- Identify External Attendees (Filter): keeps only the items that match a condition
- Read Latest Emails (Gmail): uses Gmail
- Research and Develop Brief (AI Agent): runs an AI agent, with model: OpenRouter Chat Model; memory: Simple Memory
- Merge Events (Code): runs custom JavaScript code
- Summarize Schedule (Basic LLM Chain): sends a prompt to an LLM, with model: OpenRouter Chat Model
- Markdown: converts between Markdown and HTML
- Send Email (Gmail): uses Gmail
Services it uses
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 Research and Develop Brief (v1.9): 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) Research and Develop Brief (v1.9) | Latest AI Agent node (Tools Agent). For SQL Agent, use a Postgres or MySQL tool with a recent AI Agent. |
Nodes used (11)
- OpenRouter Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenRouter - Code
n8n-nodes-base.code - Basic LLM Chain
@n8n/n8n-nodes-langchain.chainLlm - Markdown
n8n-nodes-base.markdown - Simple Memory
@n8n/n8n-nodes-langchain.memoryBufferWindow - Schedule Trigger
n8n-nodes-base.scheduleTrigger - Google Calendar
n8n-nodes-base.googleCalendar - Split Out
n8n-nodes-base.splitOut - Filter
n8n-nodes-base.filter - Gmail
n8n-nodes-base.gmail - AI Agent
@n8n/n8n-nodes-langchain.agent
From the author
🛠 How It Works The Daily Calendar Brief is an automated n8n workflow designed to prep you each morning with a rich, executive-style email summary of your day. It pulls data from your calendar, email, and external contact sources to deliver a contextualized,…