Image-Based Data Extraction API using Gemini AI

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Built by Srinivasan KB Srinivasan KB
Created on June 05, 2026

Description

This n8n workflow provides a ready-to-use API endpoint for extracting structured data from images. It processes an image URL using an AI-powered OCR model and returns the extracted details in a structured JSON format.

Use Cases
Document OCR** – Extract details from ID cards, invoices, receipts, etc.
Text Extraction from Images** – Process screenshots, scanned documents, and photos.
Automated Form Processing** – Digitize and capture information from paper forms.
Business Card Data Extraction** – Extract names, emails, and phone numbers from business cards.

How It Works
Send a GET request with an image URL and define the required extraction parameters.
The image is converted to base64 for processing.
The AI model (Gemini API - Flash Lite) extracts relevant text.
The response returns structured JSON data containing only the requested fields.

Features
✔️ No-Code API Setup – Easily integrate into any application.
✔️ Customizable Extraction – Modify the request parameters to fit your needs.
✔️ AI-Powered OCR – Uses advanced models for accurate text recognition.
✔️ Automated Processing – Ideal for document processing and digitization.

Integration
Works with any frontend/backend system that supports API calls.
Can be used for workflow automation in CRM, ERP, and document management solutions.
Supports further customization based on specific OCR requirements.

Nodes Used (1)

HTTP Request
n8n-nodes-base.httpRequest