AI Event Feedback Analyzer with Google Forms, GPT, Slack & Docs
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 18 nodes and runs when an HTTP POST request hits its webhook URL (plus 1 other trigger). Along the way it connects Google Sheets, OpenAI Chat Model, Google Docs and Slack.
How it runs
Trigger: When an HTTP POST request hits its webhook URL (plus 1 other trigger).
- Set Workflow Variables (Edit Fields (Set)): sets 5 fields: eventName, slackChannel, googleDocId…
- If: checks a condition and branches into true / false
- Normalize Survey Response (Edit Fields (Set)): sets 5 fields: rating, likedMost, improvements…
- Fetch All Responses from Google Sheets (Google Sheets): uses Google Sheets
- AI Sentiment Analysis (Information Extractor): extracts structured fields from text with AI, with model: GPT-4o-mini for Sentiment
- Aggregate: combines items into one
- If: checks a condition and branches into true / false
- Calculate Average Rating (Edit Fields (Set)): sets 3 fields: averageRating, totalResponses, allFeedback
- Post Feedback to Slack (Slack): uses Slack
- Send Error Alert to Slack (Slack): uses Slack
…plus 4 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 (10)
- Google Sheets Trigger
n8n-nodes-base.googleSheetsTrigger - Edit Fields (Set)
n8n-nodes-base.set - OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi - Google Docs
n8n-nodes-base.googleDocs - If
n8n-nodes-base.if - Google Sheets
n8n-nodes-base.googleSheets - Aggregate
n8n-nodes-base.aggregate - Information Extractor
@n8n/n8n-nodes-langchain.informationExtractor - Slack
n8n-nodes-base.slack - Webhook
n8n-nodes-base.webhook
From the author
AI Event Feedback Analyzer with Google Forms, GPT, Slack & Docs Who is this for? Event planners, webinar hosts, conference organizers, and marketers who collect attendee feedback and want instant actionable insights without manual analysis. --- What problem…