OnlyMCP MCP Server: Install & Setup

Install OnlyMCP in Claude Code

Remote URL

Claude Code

claude mcp add --transport http onlymcp https://only-mcp.com/api/mcp

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

{
  "mcpServers": {
    "onlymcp": {
      "url": "https://only-mcp.com/api/mcp"
    }
  }
}

Your client opens a browser window to sign in on first use.

npm

Claude Code

claude mcp add onlymcp -- npx -y onlymcp

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

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

Frequently asked questions

What does the OnlyMCP MCP server do?

Skills, agents and markdown memory in the cloud, the same in every client, plus a gateway to your other MCP servers.

Is the OnlyMCP 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 OnlyMCP run locally or remotely?

Local + Remote. Can run locally or be used as a hosted remote server.

How do I add OnlyMCP to Claude Code?

Run: claude mcp add --transport http onlymcp https://only-mcp.com/api/mcp

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