Constants MCP Server: Install & Setup

Install Constants in Claude Code

Claude Code

claude mcp add --transport http constants https://www.constants.io/api/mcp

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

{
  "mcpServers": {
    "constants": {
      "url": "https://www.constants.io/api/mcp"
    }
  }
}

Frequently asked questions

What does the Constants MCP server do?

One workspace of tools for Claude and ChatGPT: connect 600+ apps, generate media, build tools.

Is the Constants 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 Constants run locally or remotely?

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

How do I add Constants to Claude Code?

Run: claude mcp add --transport http constants https://www.constants.io/api/mcp

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