Optimize classroom schedules and resolve conflicts with GPT-4o and Google Calendar
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 27 nodes and runs on a schedule (every day at 06:00). Along the way it connects OpenAI Chat Model, Slack and Google Calendar.
How it runs
Trigger: On a schedule (every day at 06:00).
- Workflow Configuration (Edit Fields (Set)): sets 8 fields: slackChannelId, schedulingTeamEmail, maxClassroomCapacity…
- Prepare Scheduling Data (Edit Fields (Set)): sets 3 fields: classrooms, faculty, timetableRequests
- Resource Analysis Agent (AI Agent): runs an AI agent, with model: OpenAI Model - Resource Agent; output parser: Resource Analysis Output Parser
- Calculate Historical Patterns (Code): runs custom JavaScript code
- Operations Agent (AI Agent): runs an AI agent, with model: OpenAI Model - Operations Agent; output parser: Operations Output Parser
- Merge: merges the data from its input branches
- Route by Severity (Switch): routes items into 2 branches
- Master Orchestrator Agent (AI Agent): runs an AI agent, with model: OpenAI Model - Master Orchestrator; 3 tools (Google Calendar Tool, Conflict Score Calculator Tool, Schedule Optimization Agent Tool); output parser: Master Orchestrator Output Parser
- Notify Critical Conflicts (Slack): uses Slack
- Email Scheduling Recommendations (Send Email): sends an email over SMTP
…plus 5 more steps. See the full node list below.
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 (14)
- Schedule Trigger
n8n-nodes-base.scheduleTrigger - Edit Fields (Set)
n8n-nodes-base.set - OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi - Structured Output Parser
@n8n/n8n-nodes-langchain.outputParserStructured - AI Agent
@n8n/n8n-nodes-langchain.agent - Switch
n8n-nodes-base.switch - Slack
n8n-nodes-base.slack - Send Email
n8n-nodes-base.emailSend - Code
n8n-nodes-base.code - AI Agent Tool
@n8n/n8n-nodes-langchain.agentTool - Code Tool
@n8n/n8n-nodes-langchain.toolCode - Google Calendar Tool
n8n-nodes-base.googleCalendarTool - Merge
n8n-nodes-base.merge - If
n8n-nodes-base.if
From the author
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