ConvertAPI MCP Server

A Model Context Protocol (MCP) server that provides AI assistants with powerful file format conversion capabilities through the ConvertAPI service. Convert documents, images, spreadsheets, presentations, and more between 200+ file formats with OpenAPI-driven parameter validation.

Features

• 🔄 Universal File Conversion - Convert between 200+ file formats (PDF, DOCX, XLSX, JPG, PNG, HTML, and more)
• ✅ OpenAPI-Driven Validation - Dynamic parameter validation against ConvertAPI's live OpenAPI specification
• 🎯 Comprehensive Parameters - Supports all ConvertAPI parameters including PageSize, PageOrientation, Quality, StoreFile, etc.
• 🤖 AI-Ready - Seamlessly integrates with Claude Desktop, Cline, and other MCP-compatible AI assistants
• 📦 Local - Supports local file operations

Installation

Prerequisites

• .NET 9.0 SDK or later
• A ConvertAPI account and API secret (Get one free)

Configuration

1. Clone the repository:

git clone https://github.com/ConvertAPI/convertapi-mcp cd ConvertAPI-MCP

2. Set your ConvertAPI secret as an environment variable:

Windows (PowerShell): $env:CONVERTAPI_SECRET = "your_api_secret_here" $env:CONVERTAPI_BASE_URI = "https://v2.convertapi.com"

Linux/macOS: export CONVERTAPI_SECRET="your_api_secret_here" export CONVERTAPI_BASE_URI="https://v2.convertapi.com"

3. Build the project: dotnet build

Usage

Configuration:

Set the following in your application configuration:

Local Mode (with file download): dotnet run --project "CA.MCP.Local"

Integration with AI Assistants

Claude Desktop Configuration

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "convertapi": {
      "command": "dotnet",
      "args": [
        "run",
        "--project",
        "C:\\Path\\To\\CA.MCP.Local\\CA.MCP.Local.csproj",
        "--no-build"
      ],
      "env": {
        "CONVERTAPI_SECRET": "your_api_secret_here",
        "CONVERTAPI_BASE_URI": "https://v2.convertapi.com"
      }
    }
  }
}

Cline (VSCode Extension)

Add to your MCP settings in Cline:

{
  "convertapi": {
    "command": "dotnet",
    "args": [
      "run",
      "--project",
      "/path/to/CA.MCP.Local",
      "--no-build"
    ],
    "env": {
      "CONVERTAPI_SECRET": "your_api_secret_here",
      "CONVERTAPI_BASE_URI": "https://v2.convertapi.com"
    }
  }
}

Available Tools

Convert

Dynamically converts files between formats with OpenAPI-driven parameter validation.

Parameters:

• fromFormat (required) - Source format (e.g., "docx", "xlsx", "jpg")
• toFormat (required) - Target format (e.g., "pdf", "png", "html")
• parameters (optional) - Conversion parameters as key-value pairs
• fileParameters (optional) - Files to convert with parameter names
• outputDirectory (optional) - Directory to save converted files (Local mode only)

Example Usage in AI Assistant:

Convert this Word document to PDF: • From: docx • To: pdf • File: C:\Documents\report.docx • Parameters: PageSize=A4, PageOrientation=portrait

Information

Provides information about ConvertAPI capabilities, supported formats, and usage guidelines.

Supported Conversions

ConvertAPI supports 200+ file formats across multiple categories:

• Documents: PDF, DOCX, DOC, RTF, TXT, ODT, PAGES
• Spreadsheets: XLSX, XLS, CSV, ODS, NUMBERS
• Presentations: PPTX, PPT, ODP, KEY
• Images: JPG, PNG, GIF, BMP, TIFF, SVG, WEBP, ICO
• Web: HTML, MHTML, MHT
• eBooks: EPUB, MOBI, AZW3
• Archives: ZIP, RAR, 7Z
• And many more...

Common Conversion Parameters

Depending on the conversion type, you can use parameters such as:

• PDF Options: PageSize, PageOrientation, MarginTop, MarginBottom, MarginLeft, MarginRight
• Image Options: Quality, ImageWidth, ImageHeight, ScaleImage, ScaleProportions
• General: StoreFile, FileName, Timeout

The server automatically validates parameters against ConvertAPI's OpenAPI specification before conversion.

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

License

This project is licensed under the MIT License - see the LICENSE file for details.

Resources

• ConvertAPI Documentation
• Model Context Protocol Specification
• ConvertAPI .NET SDK

Acknowledgments

• Built with the ModelContextProtocol.NET library
• Powered by ConvertAPI

Support

For issues and questions:

• ConvertAPI support: support@convertapi.com
• GitHub Issues: Report an issue