Convert to Markdown

Convert Excel, PDF, and Word documents to clean, AI-ready formats with our secure API.

🚀 Production API Endpoint

✨ https://convert-api-qpg64cvnga-uk.a.run.app

Secure API with Authentication • Usage Tracking • 50 Free Conversions/month

🎯 Key Features

• 🔑 API Key Authentication - Secure access with usage tracking
• 📊 Usage Analytics - Monitor your conversions and performance
• 🎨 RESTful Design - Clean, intuitive /v1/convert/ endpoints
• 🆓 Free Tier - 50 conversions/month to get started
• ⚡ Fast Processing - Convert documents in seconds
• 🔒 Zero Storage - Your files are never saved

🚀 Quick Start

1. Get Your API Key

Test API Keys Available:

• Free Tier: test_a8baaf01a4124761b7467b918bc9c263 (50 conversions/month)
• Pro Tier: pro_eb78f30408b647c6bcb90ccb9027c5f6 (10,000 conversions/month)

2. Make Your First Request

curl -X POST https://convert-api-qpg64cvnga-uk.a.run.app/v1/convert/pdf-to-markdown \
  -H "X-API-Key: test_a8baaf01a4124761b7467b918bc9c263" \
  -F "[email protected]"

3. Check Your Usage

curl https://convert-api-qpg64cvnga-uk.a.run.app/v1/usage/summary \
  -H "X-API-Key: test_a8baaf01a4124761b7467b918bc9c263"

📚 Documentation

• API Documentation - Complete API reference
• Pricing - Simple, transparent pricing
• Security - Zero-storage architecture
• NPM Package - Programmatic usage
• CLI Usage - Command-line interface

🔄 Supported Conversions

| From | To | Endpoint | |------|----|----------| | Excel (.xlsx, .xls, .xlsm) | JSON | /v1/convert/excel-to-json | | Excel (.xlsx, .xls, .xlsm) | Markdown | /v1/convert/excel-to-markdown | | PDF | Markdown | /v1/convert/pdf-to-markdown | | Word (.docx, .dotx, .dotm) | HTML | /v1/convert/word-to-html | | Word (.docx, .dotx, .dotm) | Markdown | /v1/convert/word-to-markdown |

💰 Pricing

| Plan | Price | Conversions | File Size | Support | |------|-------|-------------|-----------|---------| | Free | $0/month | 50/month | 5MB | Community | | Pro | $10/month | 10,000/month | 10MB | Priority | | Enterprise | Custom | Unlimited | Custom | Dedicated |

💻 CLI Installation

Install the command-line tool for local document conversion:

npm install -g @knowcode/convert-to-markdown

Quick usage:

# Convert Excel to Markdown
convert-to-markdown excel-to-markdown report.xlsx -o report.md

# Convert PDF to Markdown
convert-to-markdown pdf-to-markdown document.pdf -o document.md

# Show all examples
convert-to-markdown examples

See CLI Usage Guide for complete documentation.

🛠️ Integration Examples

JavaScript/Node.js

const formData = new FormData();
formData.append('file', fileInput.files[0]);

const response = await fetch('https://convert-to-markdown.knowcode.tech/v1/convert/excel-to-json', {
  method: 'POST',
  headers: {
    'X-API-Key': 'your-api-key'
  },
  body: formData
});

const result = await response.json();
console.log(result.content);

Python

import requests

with open('document.xlsx', 'rb') as f:
    response = requests.post(
        'https://convert-to-markdown.knowcode.tech/v1/convert/excel-to-json',
        headers={'X-API-Key': 'your-api-key'},
        files={'file': f}
    )
    
result = response.json()
print(result['content'])

Bubble.io

API Connector Setup:
- API Name: Convert to Markdown
- Authentication: Private key in header
- Key name: X-API-Key
- Key value: [your-api-key]
- Base URL: https://convert-to-markdown.knowcode.tech/v1

🔒 Security First

• Zero-storage architecture - Your files are never saved
• Memory-only processing - Data processed in RAM only
• Instant deletion - Files purged after conversion
• HTTPS encryption - Secure data transmission

Read more about our security →

📊 Usage Tracking

Monitor your API usage in real-time:

# Get current month summary
curl https://convert-to-markdown.knowcode.tech/v1/usage/summary \
  -H "X-API-Key: your-api-key"

# Get detailed history
curl https://convert-to-markdown.knowcode.tech/v1/usage/history \
  -H "X-API-Key: your-api-key"

# Check real-time usage
curl https://convert-to-markdown.knowcode.tech/v1/usage/current \
  -H "X-API-Key: your-api-key"

🚨 Error Handling

All errors follow a consistent format:

{
  "error": {
    "code": "USAGE_001",
    "message": "Monthly quota exceeded (50 conversions)",
    "details": {
      "used": 50,
      "limit": 50
    }
  },
  "help": "Upgrade to Pro plan for 10,000 monthly conversions",
  "documentation": "https://convert-to-markdown.knowcode.tech/docs/errors#USAGE_001"
}

📦 NPM Package

For self-hosted deployments:

npm install @knowcode/convert-to-markdown

const ConvertToMarkdown = require('@knowcode/convert-to-markdown');

// Use as a library (self-hosted)
const result = await ConvertToMarkdown.excelToJson('data.xlsx');
console.log(result.content);

NPM Package Documentation →

🚀 Deploy Your Own

Deploy as Google Cloud Functions:

# Clone the repository
git clone https://github.com/wapdat/convert-to-markdown.git
cd convert-to-markdown

# Deploy to Google Cloud
./deploy.sh

🤝 Contributing

We welcome contributions! Please see our Contributing Guide.

📄 License

MIT License - see LICENSE file.

🆘 Support

• Documentation: convert-to-markdown.knowcode.tech/docs
• Email: [email protected]
• GitHub Issues: Report a bug

Built with ❤️ by Knowcode • Powered by Google Cloud Functions