Image Extraction API with JSON Schema

Extract structured data from any image using AI and JSON Schema. Perfect for receipts, forms, invoices, screenshots, and any visual data that needs to be digitized.

Schema-Based Extraction – Define your data structure with JSON Schema and extract consistently from any image
Visual + OCR Intelligence – Advanced AI combines OCR with visual understanding to extract data accurately
Type-Safe Results – Get validated, structured JSON output ready for your database or application

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Image Extract API

API Docs

import { readFile } from "fs/promises";
import { PDFVector } from "pdfvector";

const client = new PDFVector({
  apiKey: "pdfvector_xxxxxxx"
});

// Define schema for receipt data extraction
const schema = {
  type: "object",
  properties: {
    storeName: { type: "string" },
    date: { type: "string" },
    totalAmount: { type: "number" },
    items: {
      type: "array",
      items: {
        type: "object",
        properties: {
          name: { type: "string" },
          quantity: { type: "number" },
          price: { type: "number" }
        }
      }
    },
    paymentMethod: { type: "string" }
  }
};

// Extract from image URL
const result = await client.extract({
  url: "https://example.com/receipt.jpg",
  schema: schema
});

// Extract from image file
const fileResult = await client.extract({
  data: await readFile("invoice.png"),
  contentType: "image/png",
  schema: schema
});

Response:

Structured Data from Images

Turn images into structured, validated data. Define your schema once and extract consistently from screenshots, photos, scanned documents, and more.

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Schema-Driven Extraction

Define your data structure with JSON Schema. Extract exactly what you need with type-safe, validated results every time.

Visual AI Extraction

Combines OCR with visual understanding to extract data from any image format, handling text, tables, forms, and visual elements.

Application-Ready Data

Receive clean, validated JSON that's ready for your database or application. No manual processing or cleanup required.

Universal Image Support

Extract from receipts, invoices, screenshots, forms, ID cards, and more. Handles PNG, JPEG, GIF, BMP, TIFF with high accuracy.

Example Output

Real examples of questions and AI-generated answers from Word documents

Original Document

With invoice

Output

AI-generated answer to your question

Question

Extract all invoice details

Schema

{
  "type": "object",
  "properties": {
    "date": {
      "type": "string"
    },
    "totalAmount": {
      "type": "number"
    },
    "items": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "name": {
            "type": "string"
          },
          "quantity": {
            "type": "number"
          },
          "price": {
            "type": "number"
          }
        }
      }
    }
  },
  "required": [
    "date",
    "totalAmount"
  ],
  "additionalProperties": false
}

Answer

{
  "data": {
    "date": "11/02/2019",
    "totalAmount": 154.06,
    "items": [
      {
        "name": "Front and rear brake cables",
        "quantity": 1,
        "price": 100
      },
      {
        "name": "New set of pedal arms",
        "quantity": 2,
        "price": 15
      },
      {
        "name": "Labor 3hrs",
        "quantity": 3,
        "price": 5
      }
    ]
  },
  "pageCount": 1,
  "creditCount": 3
}

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Image Extraction API with JSON Schema

Structured Data from Images

Example Output

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Frequently asked questions