Invoice & Receipt Extraction

Manual invoice processing is slow, error-prone, and doesn't scale. Whether you're handling 10 invoices a week or 10,000, extracting line items, totals, and vendor details shouldn't require manual data entry.

Invoice extraction: from PDF to structured JSON

Input document

INVOICE #INV-2024-0847

Vendor: Meridian Office Supplies GmbH
VAT ID: DE298374651
Date: 2024-11-15
Due Date: 2024-12-15
Payment Terms: Net 30

Bill To:
  Acme Corp
  Friedrichstrasse 123
  10117 Berlin, Germany

-----------------------------------------
Item              Qty   Unit Price   Total
-----------------------------------------
A4 Copy Paper      25     4.99     124.75
Ink Cartridge BK    4    29.90     119.60
Ink Cartridge CL    2    34.50      69.00
Desk Organizer      3    18.75      56.25
USB-C Hub           1    45.00      45.00
-----------------------------------------

                    Subtotal:     414.60
                    VAT (19%):     78.77
                    TOTAL:        493.37

Payment: Bank Transfer
IBAN: DE89370400440532013000
BIC: COBADEFFXXX

Extracted JSON

{
  "vendor": {
    "name": "Meridian Office Supplies GmbH",
    "vat_id": "DE298374651"
  },
  "invoice_number": "INV-2024-0847",
  "date": "2024-11-15",
  "due_date": "2024-12-15",
  "payment_terms": "Net 30",
  "bill_to": {
    "name": "Acme Corp",
    "address": "Friedrichstrasse 123, 10117 Berlin, Germany"
  },
  "line_items": [
    { "description": "A4 Copy Paper", "quantity": 25, "unit_price": 4.99, "total": 124.75 },
    { "description": "Ink Cartridge BK", "quantity": 4, "unit_price": 29.90, "total": 119.60 },
    { "description": "Ink Cartridge CL", "quantity": 2, "unit_price": 34.50, "total": 69.00 },
    { "description": "Desk Organizer", "quantity": 3, "unit_price": 18.75, "total": 56.25 },
    { "description": "USB-C Hub", "quantity": 1, "unit_price": 45.00, "total": 45.00 }
  ],
  "subtotal": 414.60,
  "vat_rate": 0.19,
  "vat_amount": 78.77,
  "total": 493.37,
  "payment": {
    "method": "Bank Transfer",
    "iban": "DE89370400440532013000",
    "bic": "COBADEFFXXX"
  }
}

Define your schema

Tell Smole what data to extract using a JSON Schema.

{
  "type": "object",
  "properties": {
    "vendor": {
      "type": "object",
      "properties": {
        "name": { "type": "string" },
        "vat_id": { "type": "string" }
      }
    },
    "invoice_number": { "type": "string" },
    "date": { "type": "string", "format": "date" },
    "due_date": { "type": "string", "format": "date" },
    "payment_terms": { "type": "string" },
    "bill_to": {
      "type": "object",
      "properties": {
        "name": { "type": "string" },
        "address": { "type": "string" }
      }
    },
    "line_items": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "description": { "type": "string" },
          "quantity": { "type": "number" },
          "unit_price": { "type": "number" },
          "total": { "type": "number" }
        }
      }
    },
    "subtotal": { "type": "number" },
    "vat_rate": { "type": "number" },
    "vat_amount": { "type": "number" },
    "total": { "type": "number" },
    "payment": {
      "type": "object",
      "properties": {
        "method": { "type": "string" },
        "iban": { "type": "string" },
        "bic": { "type": "string" }
      }
    }
  }
}

Related guides

How to Automate Invoice Processing with an API

Step-by-step guide to extracting vendor details, line items, and totals.

Building JSON Schemas for Invoice Extraction

Design schemas that maximize extraction accuracy for invoices and receipts.

Try with your own documents

Upload a document and define your schema. See results in seconds.

Try it now View API docs