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MCP server · Developer Tools

Json Query MCP

by · github.com/mgraczyk/json-query-mcp

An MCP server that gives AI agents tools to query large JSON files

Unclaimed last commit a year ago devtools
InstallView source
46Fair

Scored 4 months ago · breakdown

About Json Query MCP

Json Query MCP is an MCP server published by mgraczyk in the Developer Tools category: an MCP server that gives AI agents tools to query large JSON files. It has been installed 0 times through Conduid.

The repository has 10 stars and 4 forks, with the last commit a year ago. Six months or more without a commit doesn't mean the server is broken, but check the open issues (0) before depending on it in production.

Install

Install
npx json-query-mcp

This server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.

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Security checks

  • ·README presentNot checked yet.
  • ·License declaredNot checked yet.
  • ·Tests presentNot checked yet.
  • ·Dependencies pinnedNot checked yet.
  • ·No dynamic code executionNot checked yet.
  • !Scoped permissionsDoesn't declare a permission scope. Assume it can do anything its process can.

README

JSON Query MCP

A Model Context Protocol (MCP) server for querying large JSON files. This server provides tools for working with large JSON data that can be used by LLM models implementing the Model Context Protocol.

Features

  • Query JSON files using JSONPath expressions
  • Search for keys similar to a query string
  • Search for values similar to a query string

Example

Here is an example of the Cursor Agent using the tool to read a a very large (>1M character) JSON Swagger definition, and extracting a small portion to write a typescript interface.

Example

Usage

npx json-query-mcp

Installation in Cursor

Add the following to your cursor mcp json (on macOS this is /Users/$USER/.cursor/mcp.json)

{
  "mcpServers": {
    ... other mcp servers
    "json-query": {
      "command": "npx",
      "args": [<local path to this repo>],
    },
  }
}

Development

# Run in development mode
npm run dev

# Run tests
npm test

# Format code
npm run format

# Lint code
npm run lint

# Fix lints
npm run fix

License

MIT

README mirrored from the source repository 4 months ago. The original is authoritative.

Questions

About Json Query MCP

How do I install Json Query MCP?

Run npx json-query-mcp, then add the server to your MCP client's configuration. Conduid has recorded 0 installs, so the command is known to work with current clients.

Is Json Query MCP safe to use with an AI agent?

Its trust score is 46 out of 100 (fair). It passes 0 of 1 static security checks; the failures are listed above. It has no ConduID identity yet, so agent calls to it are not receipted.

Is Json Query MCP still maintained?

The last commit was a year ago, with 0 open issues. That's long enough that you should check whether the maintainer is responding to issues before depending on it.