Automated student answer sheet evaluation with Gemini AI and Google Workspace
Ready for 3.0What this workflow does
This AI workflow has 10 nodes and runs when someone submits an n8n form (“Examiner”). Along the way it connects Google Gemini, Google Gemini Chat Model, Google Docs and Google Sheets.
How it runs
Trigger: When someone submits an n8n form (“Examiner”).
- Analyze an image (Google Gemini): analyze (image)
- AI Agent: runs an AI agent, with model: Google Gemini Chat Model; 2 tools (Answer Paper 5th Class, Question Paper 5Th Class); output parser: Structured Output Parser
- Append Summary (Google Sheets): append
- Code: runs custom JavaScript code
- Append Scorecard (Google Sheets): append
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)
- n8n Form Trigger
n8n-nodes-base.formTrigger - Google Gemini
@n8n/n8n-nodes-langchain.googleGemini - AI Agent
@n8n/n8n-nodes-langchain.agent - Google Gemini Chat Model
@n8n/n8n-nodes-langchain.lmChatGoogleGemini - Google Docs Tool
n8n-nodes-base.googleDocsTool - Structured Output Parser
@n8n/n8n-nodes-langchain.outputParserStructured - Google Sheets
n8n-nodes-base.googleSheets - Code
n8n-nodes-base.code
From the author
Description: This workflow automates the entire student exam evaluation process using AI and Google Workspace tools — no manual correction needed! Teachers simply submit a form with their name and a scanned copy of a student’s answer sheet. The flow then:…