How do I install halowerk-mcp?

Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.

Is halowerk-mcp official?

No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.

How is the trust score calculated?

This listing scores 50 (Fair). The formula is published on the methodology page.

MCPpedia

halowerk-mcp MCP Server

Name: halowerk-mcp MCP Server
Author: halowerk

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

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Registryhalowerk

50Fair

Install

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "halowerk-halowerk-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "halowerk-mcp@0.1.1"
      ],
      "env": {
        "HALOWERK_PRIVATE_KEY": "YOUR_HALOWERK_PRIVATE_KEY",
        "HALOWERK_MAX_PREIS_USDC": "0.05",
        "HALOWERK_BUDGET_USDC": "1.00",
        "HALOWERK_MODUS": "hero",
        "HALOWERK_TROCKEN": ""
      }
    }
  }
}

Install guide

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halowerk-mcp MCP Server | MCPpedia

Environment

Name	Required	Notes
HALOWERK_PRIVATE_KEY	No	Private key of the paying wallet, hex with or without 0x. Use a throwaway wallet holding only a few dollars of USDC on Base. Without it, only the free catalogue and price tools work. Secret.
HALOWERK_MAX_PREIS_USDC	No	Ceiling per call in USDC. A more expensive service is refused, not bought. Default 0.05.
HALOWERK_BUDGET_USDC	No	Ceiling per session in USDC. Once reached the server refuses further paid calls. Default 1.00.
HALOWERK_MODUS	No	hero (12 curated services, default), gateway (3 meta-tools, smallest context) or all (70 services).
HALOWERK_TROCKEN	No	Set to 1 for a dry run: returns price and call plan, pays nothing.

halowerk-mcp MCP Server

Install

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