Calcgrid MCP Server: Install & Setup

Install Calcgrid in Claude Code

Claude Code

claude mcp add --transport http calcgrid https://tttkmbb.com/mcp

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

{
  "mcpServers": {
    "calcgrid": {
      "url": "https://tttkmbb.com/mcp"
    }
  }
}

Frequently asked questions

What does the Calcgrid MCP server do?

China working-day data, UK bank holidays, IANA time zones and deterministic business deadlines.

Is the Calcgrid 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 Calcgrid run locally or remotely?

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

How do I add Calcgrid to Claude Code?

Run: claude mcp add --transport http calcgrid https://tttkmbb.com/mcp

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