diff-mcp

powered by jsondiffpatch

Features

• compare text (using text diff powered by google-diff-match-patch )

• compare data (json, json5, yaml, toml, xml, html) and get a readable diff in multiple output formats (text, json, jsonpatch)

Related MCP server: JSON Compare MCP Server

Tool

diff

compare text or data and get a readable diff.

Inputs:

• left (string | unknown[] | Record<string, unknown>): left text or data

• leftFormat (string, optional): text, json, json5 (default), yaml, toml, xml, html

• right (string | unknown[] | Record<string, unknown>): right text or data (to compare with left)

• rightFormat (string, optional): text, json, json5 (default), yaml, toml, xml, html

• outputFormat (string, optional): text (default), json, jsonpatch

Setup

Usage with Claude Desktop

Add this to your claude_desktop_config.json:

{
  "mcpServers": {
    "diff": {
      "command": "npx",
      "args": [
        "-y",
        "diff-mcp"
      ]
    }
  }
}

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License

This MCP server is licensed under the MIT License. This means you are free to use, modify, and distribute the software, subject to the terms and conditions of the MIT License. For more details, please see the LICENSE file in the project repository.