JsonMend MCP Server: Install & Setup

Install JsonMend in Claude Code

Claude Code

claude mcp add --transport http jsonmend https://jsonmend.mike-tusa.workers.dev/mcp

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

{
  "mcpServers": {
    "jsonmend": {
      "url": "https://jsonmend.mike-tusa.workers.dev/mcp"
    }
  }
}

Frequently asked questions

What does the JsonMend MCP server do?

Repair broken JSON from LLM output and validate it against a JSON Schema.

Is the JsonMend MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does JsonMend run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add JsonMend to Claude Code?

Run: claude mcp add --transport http jsonmend https://jsonmend.mike-tusa.workers.dev/mcp

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