Automated proof-of-delivery with GPT-4 Vision & ERP/Invoice integration

by Oneclick AI Squad ✓ · 216 views · created 2025-11-04 · Document Extraction, AI Summarization

What this workflow does

This workflow has 13 nodes and runs when an HTTP GET request hits its webhook URL. It uses only n8n's built-in nodes. It also calls api.openai.com over HTTP.

How it runs

Trigger: When an HTTP GET request hits its webhook URL.

1. Validate Input Data (If): checks a condition and branches into true / false
2. AI Photo Verification (HTTP Request): calls api.openai.com (POST)
3. AI Signature Verification (HTTP Request): calls api.openai.com (POST)
4. Return Error (Respond to Webhook): sends the response back to the webhook caller
5. Merge Analysis Results (Code): runs custom JavaScript code
6. Check Verification Status (If): checks a condition and branches into true / false
7. Update Delivery Status (HTTP Request): calls an HTTP API (POST)
8. Create Dispute Ticket (HTTP Request): calls an HTTP API (POST)
9. Trigger Invoice Generation (HTTP Request): calls an HTTP API (POST)
10. Notify Dispute Team (HTTP Request): calls an HTTP API (POST)

…plus 2 more steps. See the full node list below.

HTTP calls to: api.openai.com

Before you upgrade to n8n 3.0

Nodes used (5)

• Webhookn8n-nodes-base.webhook
• Ifn8n-nodes-base.if
• Respond to Webhookn8n-nodes-base.respondToWebhook
• HTTP Requestn8n-nodes-base.httpRequest
• Coden8n-nodes-base.code

From the author

This n8n workflow automates the end-to-end proof-of-delivery process for logistics operations. It ingests POD data via webhook—including driver signatures, delivery photos, and GPS coordinates—performs AI-driven verification for package integrity and…

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