Invoice Extract Batch (x402)#

Extract structured fields (vendor, amounts, line items, dates) from up to 500 invoice or receipt images in a single call. Flat $9.00 USDC. 100% local inference on Mac Mini.

How to Call#

bash

POST https://x402.ntriq.co.kr/invoice-extract-batch
Content-Type: application/json
X-PAYMENT: <x402-payment-header>

{
  "images": [
    "https://example.com/invoice1.jpg",
    "https://example.com/receipt2.jpg"
  ]
}

Parameters#

ParameterTypeRequiredDescriptionimagesarray✅Invoice/receipt image URLs (max 500)languagestring❌Output language (default: en)

Example Response#

json

{
  "status": "ok",
  "count": 2,
  "results": [
    {
      "image_url": "https://example.com/invoice1.jpg",
      "status": "ok",
      "invoice": {
        "vendor_name": "Acme Corp",
        "invoice_number": "INV-2026-0042",
        "invoice_date": "2026-04-01",
        "total": 1250.00,
        "currency": "USD",
        "line_items": [{"description": "Consulting", "quantity": 10, "unit_price": 125, "amount": 1250}]
      }
    }
  ]
}

Payment#

• Price: $9.00 USDC flat (up to 500 invoices)
• Network: Base mainnet (EIP-3009 gasless)
• Protocol: x402

bash

curl https://x402.ntriq.co.kr/services