Skip to content
mcp/harbor
Claude Desktop

halowerk mcp for Claude Desktop

io.github.halowerk/halowerk-mcp

134 paid APIs as MCP tools, billed per call in USDC on Base. No account, no login.

client:Claude Desktop transport:stdio runtime:npm

Install halowerk mcp in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "halowerk-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "halowerk-mcp"
      ],
      "env": {
        "HALOWERK_PRIVATE_KEY": "<HALOWERK_PRIVATE_KEY>",
        "HALOWERK_MAX_PREIS_USDC": "<HALOWERK_MAX_PREIS_USDC>",
        "HALOWERK_BUDGET_USDC": "<HALOWERK_BUDGET_USDC>",
        "HALOWERK_MODUS": "<HALOWERK_MODUS>",
        "HALOWERK_TROCKEN": "<HALOWERK_TROCKEN>"
      }
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

halowerk mcp in other clients

halowerk mcp MCP server