PluginBench
MCP Server
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io.github.cicicalex/engine MCP Server

io.github.cicicalex/engine

What is the io.github.cicicalex/engine MCP server?

AIN bias & stability engine: finance, gaming, AI, crypto. 68 tools across 11 categories.

How to install io.github.cicicalex/engine

Copy-paste configuration for popular MCP clients.

transport: stdio
Config generated by PluginBench — verify against the source before use.
Environment / auth
  • ZPL_API_KEY
    required
    secret

    User API key from zeropointlogic.io/dashboard/api-keys. Format: zpl_u_ + 48 hex chars. Service keys (zpl_s_) are rejected since v3.5.0.

  • ZPL_MODE

    pure (default) hides AIN score from the AI on text-evaluation tools to prevent observer effect. coach exposes the score.

  • ZPL_ENGINE_URL

    Engine base URL. Defaults to https://engine.zeropointlogic.io.

  • ANTHROPIC_API_KEY
    secret

    Only required for the 8 AI-eval tools (zpl_consistency_test, zpl_sycophancy_score, etc). Session capped at 100 Claude calls per process.

~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "engine": {
      "command": "npx",
      "args": [
        "-y",
        "zpl-engine-mcp"
      ],
      "env": {
        "ZPL_API_KEY": "<YOUR_ZPL_API_KEY>",
        "ZPL_MODE": "<YOUR_ZPL_MODE>",
        "ZPL_ENGINE_URL": "<YOUR_ZPL_ENGINE_URL>",
        "ANTHROPIC_API_KEY": "<YOUR_ANTHROPIC_API_KEY>"
      }
    }
  }
}

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