essentials

About essentials

Use essentials with your agent

claude mcp add essentials -- dnx FieldCure.Mcp.Essentials --yes

{
  "mcpServers": {
    "essentials": {
      "command": "dnx",
      "args": [
        "FieldCure.Mcp.Essentials",
        "--yes"
      ]
    }
  }
}

Frequently asked questions

What is essentials?

essentials is an MCP (Model Context Protocol) server by fieldcure in the Search category. Essential MCP server: HTTP, web search, downloads, Wolfram|Alpha, shell, JS, file I/O, memory.

How do I connect essentials to Claude, Cursor, or another MCP client?

Install essentials from its nuget package (FieldCure.Mcp.Essentials) and register it under "mcpServers" in your client's MCP configuration — for example claude_desktop_config.json or Cursor's mcp.json — then restart the client.

Is essentials open source?

Yes — the source code is public at github.com/fieldcure/fieldcure-mcp-essentials.

Can AI agents pay to use essentials?

Not yet through Loomal — essentials is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.