Integration
Receipt Scanner
By OpenClaw plugin to scan and extract text from receipts — photo enhancement, OCR with preprocessing, digit extraction, expense data parsing. Powered by PDFAPIHub API. Free API key at pdfapihub.com
Install
openclaw plugins install clawhub:pdfapihub-receipt-scannerConfiguration Example
{
"plugins": {
"entries": {
"pdfapihub-receipt-scanner": {
"enabled": true,
"env": {
"PDFAPIHUB_API_KEY": "your-api-key-here"
}
}
}
}
}README
# Receipt Scanner — OpenClaw Plugin
Scan, OCR, and digitize paper receipts using the [PDFAPIHub](https://pdfapihub.com) 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
```bash
openclaw plugins install clawhub:pdfapihub-receipt-scanner
```
## Configuration
Add your API key in `~/.openclaw/openclaw.json`:
```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](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](https://pdfapihub.com/docs)
## License
MIT
integration
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