Receipt Scanner — OpenClaw Plugin
Scan, OCR, and digitize paper receipts using the PDFAPIHub API. This OpenClaw plugin gives your AI agent the ability to enhance receipt photos, extract text and amounts via OCR, and convert receipts to archival PDFs.
What It Does
Turn paper receipt photos into clean digital records. Enhance image quality, extract text and amounts with OCR, and produce archival-quality PDFs — all optimized for receipt processing workflows.
Features
- Receipt Enhancement — Sharpen and improve contrast at 300 DPI for clear, readable receipts
- Full OCR — Extract all text: store name, items, prices, tax, totals, date, payment method
- Amount Extraction — Pull just the numbers: prices, totals, tax amounts, percentages
- PDF Conversion — Convert receipt photos to black-and-white archival PDFs
- Multi-Language — OCR supports English, German, French, Spanish, and many more
- Grayscale Processing — Automatic grayscale and sharpening for best OCR accuracy
- Flexible Input — Accept image URLs or base64-encoded images
Tools
| Tool | Description |
|---|---|
scan_receipt | Scan and enhance a receipt photo at 300 DPI |
ocr_receipt | Extract all text from a receipt via OCR |
extract_receipt_amounts | Extract only numeric amounts and prices |
receipt_to_pdf | Convert receipt to a black-and-white archival PDF |
Installation
openclaw plugins install clawhub:pdfapihub-receipt-scanner
Configuration
Add your API key in ~/.openclaw/openclaw.json:
{
"plugins": {
"entries": {
"pdfapihub-receipt-scanner": {
"enabled": true,
"env": {
"PDFAPIHUB_API_KEY": "your-api-key-here"
}
}
}
}
}
Get your free API key at https://pdfapihub.com.
Usage Examples
Just ask your OpenClaw agent:
- "Scan this receipt: https://example.com/receipt.jpg"
- "What does this receipt say? Extract all text"
- "What are the amounts on this receipt?"
- "Convert this receipt to a PDF for my expense report"
- "Read the text from this German receipt"
Use Cases
- Expense Tracking — Digitize receipts for expense reports and reimbursements
- Bookkeeping — Extract amounts from receipts for accounting and bookkeeping
- Tax Documentation — Scan and archive receipts for tax filing purposes
- Travel Expenses — Process hotel, meal, and transport receipts while traveling
- Small Business — Digitize paper receipts for small business record keeping
- Personal Finance — Track spending by scanning and OCR-ing purchase receipts
API Documentation
Full API docs: https://pdfapihub.com/docs
License
MIT