Triage car accident claims with Google Sheets, Slack, Gemini and forms

by iamvaar ✓ · 1 views · created 2026-09-26 · Document Extraction, AI Summarization

What this workflow does

This AI workflow has 19 nodes and runs when someone submits an n8n form (“Accident Insurance Claim & On-Site Inspection Request”). Along the way it connects Google Sheets, Slack and Google Gemini Chat Model. It also calls developer-portal.walterwrites.ai over HTTP.

How it runs

Trigger: When someone submits an n8n form (“Accident Insurance Claim & On-Site Inspection Request”).

1. Read Policy from Sheets (Google Sheets): uses Google Sheets
2. Check Policy Validity (If): checks a condition and branches into true / false
3. Reconstruct Image Data (Code): runs custom JavaScript code
4. Notify Invalid Policy on Slack (Slack): uses Slack
5. Extract Image Metadata (Edit Image): information
6. Set Dispatch Details (Edit Fields (Set)): sets 9 fields: dispatch_id, client_name, Accident Location…
7. Post to AI Image Detector (HTTP Request): calls developer-portal.walterwrites.ai (POST)
8. Calculate Authenticity Score (Code): runs custom JavaScript code
9. Route by Image Authenticity (Switch): routes items into 3 branches
10. Notify Suspicious Image on Slack (Slack): uses Slack

…plus 6 more steps. See the full node list below.

Services it uses

Google SheetsSlackGoogle Gemini Chat Model

HTTP calls to: developer-portal.walterwrites.ai

Before you upgrade to n8n 3.0

Nodes used (12)

• Google Sheetsn8n-nodes-base.googleSheets
• Slackn8n-nodes-base.slack
• Edit Imagen8n-nodes-base.editImage
• Edit Fields (Set)n8n-nodes-base.set
• HTTP Requestn8n-nodes-base.httpRequest
• Coden8n-nodes-base.code
• Switchn8n-nodes-base.switch
• AI Agent@n8n/n8n-nodes-langchain.agent
• Ifn8n-nodes-base.if
• Structured Output Parser@n8n/n8n-nodes-langchain.outputParserStructured
• Google Gemini Chat Model@n8n/n8n-nodes-langchain.lmChatGoogleGemini
• n8n Form Triggern8n-nodes-base.formTrigger

From the author

Quick overview Youtube Video: https://youtu.be/90YWbvwXdD4 This workflow collects accident claim details via an n8n form, verifies the insurance policy in Google Sheets, checks uploaded photos for AI-generation risk, uses Google Gemini to create field-visit…

View the original on n8n.io → Check your own copy