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GRC Lake

io.github.koda-ai-studio/grc-lake ยท v0.3.26

Read-only connectors; local writes. Evidence and assessments for agents. Only people approve.

Connect Runs on your machine

Terminal
claude mcp add grc-lake -e GRC_LAKE_LAKE=<GRC_LAKE_LAKE> -e GRC_LAKE_MCP_MODE=<GRC_LAKE_MCP_MODE> -e GRC_LAKE_API_URL=<GRC_LAKE_API_URL> -e GRC_LAKE_API_KEY=<GRC_LAKE_API_KEY> -- uvx grc-lake==0.3.26
claude_desktop_config.json
{
  "mcpServers": {
    "grc-lake": {
      "command": "uvx",
      "args": [
        "grc-lake==0.3.26"
      ],
      "env": {
        "GRC_LAKE_LAKE": "<GRC_LAKE_LAKE>",
        "GRC_LAKE_MCP_MODE": "<GRC_LAKE_MCP_MODE>",
        "GRC_LAKE_API_URL": "<GRC_LAKE_API_URL>",
        "GRC_LAKE_API_KEY": "<GRC_LAKE_API_KEY>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "grc-lake": {
      "command": "uvx",
      "args": [
        "grc-lake==0.3.26"
      ],
      "env": {
        "GRC_LAKE_LAKE": "<GRC_LAKE_LAKE>",
        "GRC_LAKE_MCP_MODE": "<GRC_LAKE_MCP_MODE>",
        "GRC_LAKE_API_URL": "<GRC_LAKE_API_URL>",
        "GRC_LAKE_API_KEY": "<GRC_LAKE_API_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "grc-lake": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "grc-lake==0.3.26"
      ],
      "env": {
        "GRC_LAKE_LAKE": "<GRC_LAKE_LAKE>",
        "GRC_LAKE_MCP_MODE": "<GRC_LAKE_MCP_MODE>",
        "GRC_LAKE_API_URL": "<GRC_LAKE_API_URL>",
        "GRC_LAKE_API_KEY": "<GRC_LAKE_API_KEY>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
GRC_LAKE_LAKE
Optional
Path to a local lake directory (default ./lake)
GRC_LAKE_MCP_MODE
Optional
local, remote or auto (default); use remote on shared machines
GRC_LAKE_API_URL
Optional
GRC Lake API URL for remote mode
GRC_LAKE_API_KEY
Optional, secret
API key for remote mode

Details

Package[email protected] (PYPI, stdio)
First published3 Nov 2026
Last updated3 Nov 2026
Registry nameio.github.koda-ai-studio/grc-lake

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