Automate event planning & budget optimization with Claude AI and Google Sheets
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 an HTTP POST request hits its webhook URL. Along the way it connects Google Sheets, Anthropic Chat Model and Slack.
How it runs
Trigger: When an HTTP POST request hits its webhook URL.
- Read Client Brief (Google Sheets): uses Google Sheets
- Read Budget Estimates (Google Sheets): uses Google Sheets
- Read Actual Costs (Google Sheets): uses Google Sheets
- Read Vendor Database (Google Sheets): uses Google Sheets
- Fuse All Data (Merge): merges the data from its input branches
- Data Fusion Engine (Code): runs custom JavaScript code
- AI Orchestration Engine (AI Agent): runs an AI agent, with model: Claude AI Core
- Parse & Finalize (Code): runs custom JavaScript code
- Save Orchestrated Plan (Google Sheets): append or update
- Team Sync (Slack): uses Slack
…plus 1 more step. 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 (8)
- Webhook
n8n-nodes-base.webhook - Google Sheets
n8n-nodes-base.googleSheets - Merge
n8n-nodes-base.merge - Code
n8n-nodes-base.code - Anthropic Chat Model
@n8n/n8n-nodes-langchain.lmChatAnthropic - AI Agent
@n8n/n8n-nodes-langchain.agent - Slack
n8n-nodes-base.slack - Send Email
n8n-nodes-base.emailSend
From the author
This enterprise-grade n8n workflow automates the entire event planning lifecycle — from client briefs to final reports — using Claude AI, real-time financial data, and smart integrations. It converts raw client data into optimized, insight-driven event plans…