Per-call API

Receipt & Invoice Extraction API

Upload a receipt or invoice — get structured JSON back. Merchant, line items, totals, tax, payment method, and expense category. One credit per call.

~$0.05 per extraction

~3 second response

PDF, PNG, JPG, WEBP

1. Upload

POST your receipt or invoice file. We accept images and PDFs up to 10 MB.

2. Extract

AI reads the document and returns structured JSON — merchant, items, totals, tax, payment.

3. Integrate

Drop the JSON straight into your expense, accounting, or ERP workflow.

Live Playground

Drop a receipt or invoice here

PNG, JPG, WEBP, or PDF — max 10 MB

Pricing

Pay per call

1 credit per extraction. Credits never expire.

50 credits$3 ($0.06 each)

100 credits best value$5 ($0.05 each)

Credits

0 available

One balance works everywhere — niche scans, receipt extraction, listing inquiries & ad messages.

50 Credits

100 CreditsBest value

1 niche scan = 10 credits · 1 receipt extraction = 1 credit · 1 listing inquiry = 2 credits · credits never expire

API Reference

Call from your backend or frontend. Authentication uses the logged-in user's session — credits are deducted per call.

JavaScript

// 1. Upload the file (client-side)
const { file_url } = await base44.integrations.Core
  .UploadPublicFile({ file });

// 2. Extract structured data (1 credit per call)
const res = await base44.functions.invoke(
  'extract-receipt',
  { file_url }
);

const receipt = res.data.data;
console.log(receipt.merchant_name);  // "Starbucks"
console.log(receipt.total);          // 12.45
console.log(receipt.items.length);   // 3

Response fields

Field	Type	Description
document_type	string	"receipt" or "invoice"
merchant_name	string	Vendor or business name
document_date	string	Date on the receipt/invoice
items	array	Line items with description, quantity, unit_price, total
subtotal	number	Pre-tax subtotal
tax	number	Tax amount
total	number	Grand total
payment_method	string	e.g. "Visa ****1234", "Cash"
expense_category	string	AI-classified category (meals, travel, office)

Ready to automate your expense workflow?

Buy credits and start extracting in minutes. No subscription required — credits never expire.