JSON Mender MCP Server: Install & Setup

Install JSON Mender in Claude Code

Claude Code

claude mcp add json-mender -- npx -y json-mender-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

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

Local MCP server: JSON repair, regex testing, JSON-Schema validation for AI agents.

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

Run: claude mcp add json-mender -- npx -y json-mender-mcp

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