JSON MCP
About
MCP server empowers LLMs to interact with JSON files efficiently. With JSON MCP, you can split, merge, etc.
Details
- Author
- VadimNastoyashchy
- GitHub stars
- 14
- Downloads
- 367
- Categories
- Developer Tools, Community, Other
Jump to
- Fast and lightweight operation
- LLM‑friendly, natural‑language tool interface
- Split a JSON file into multiple parts
- Merge several JSON files into one
- Find specific data within JSON files
- Validate JSON content against conditions
Setting up with Highlight
This MCP is not yet compatible with Highlight’s one-click setup. However, you can still use it with Highlight by following these steps:
- Download and install Highlight from highlightai.com/download
- Navigate to the plugins tab and select "Add Custom Plugin"
-
Configure the plugin with the settings below
Plugin Name
JSON MCPCommand (node, npx, python, etc.)Please refer to the README for specific instructions on how to obtain API keys or other required environment variables.
- Enable "Start Automatically" if you want the plugin to start when Highlight launches
From the repository
Install JSON MCP globally (npm install -g json-mcp-server@latest) and run json-mcp-server, or use npx json-mcp-server@latest. Configure it as an MCP server in VS Code (via User Settings JSON) or in Claude Desktop (via Smithery CLI). Once connected, invoke the tools split or merge by providing file or folder paths in your prompts.
Claude Desktop / Cursor
Paste into your MCP client config file to install this server.
{
"mcpServers": {
"json mcp": {
"json-mcp-server": {
"command": "npx",
"args": [
"json-mcp-server@latest"
]
}
}
}
}McpServers
{
"json-mcp-server": {
"command": "npx",
"args": [
"json-mcp-server@latest"
]
}
}JSON MCP
The Model Context Protocol (MCP) server empowers LLMs to efficiently interact with JSON files. With JSON MCP, you can split, merge, and find specific data, validate within JSON files based on defined conditions.
---
<a href="https://glama.ai/mcp/servers/@VadimNastoyashchy/json-mcp">
</a>
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🌟 Key Features
✅ Fast and lightweight
✅ LLM-friendly functionality
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🎥 Demo
Below is a demo showcasing the split functionality:
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🔧 Use Cases (Tools)
1. split
Split a JSON file into a specified number of objects.
> Note: The file path must be provided.
Prompt Example:
Split JSON file from /Users/json-mcp/tests/merged.json
5 objects per file
2. merge
Merge JSON files into a one JSON file
> Note: The folder path should be provided
Prompt Example:
Merge json files from /Users/json-mcp/tests
---
⚙️ Configuration
VS Code Manual Configuration
To configure the JSON MCP server manually in VS Code, update the User Settings (JSON) file:
{
"mcp": {
"servers": {
"json-mcp-server": {
"command": "npx",
"args": ["json-mcp-server@latest"]
}
}
}
}
Installation in VS Code
You can install the JSON MCP server using the VS Code CLI:
```bash
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