JSON to CSV Converter

A Model Context Protocol (MCP) server implementation for a simple tool that converts JSON arrays of objects to CSV format.

Table of Contents

1. Description
2. Usage
3. Avaliable Tools
   • json-to-csv
4. License

Description

This tool provides a service that takes a JSON string containing an array of objects (dictionaries) and converts it to a CSV string. The first object's keys are used as the CSV header.

Usage

This tool is designed to work as an MCP (Model Control Protocol) server. You can configure it in your project:

{
    "mcpServers": {
        "json-to-csv": {
            "command": "uvx",
            "args": [
                "--index-url",
                "python_package_index_url",
                "--from",
                "mcp-json-to-csv",
                "json-to-csv"
                
            ]
        }
    }
}

Available Tools

json-to-csv

Converts a JSON array of objects to CSV format.

Input Schema:

{
    "json_input": "JSON string to convert"
}

Example Input:

{
    "json_input": "[{\"name\":\"John\",\"age\":30},{\"name\":\"Jane\",\"age\":25}]"
}

Example Output:

name,age
John,30
Jane,25

Requirements

• Python 3.10+
• uv (https://docs.astral.sh/uv/getting-started/installation/)

License

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

For more information or support, please open an issue on the project repository.