io.github.Rinava/umbryn-mcp MCP Server

io.github.Rinava/umbryn-mcp

Repository Registry

What is the io.github.Rinava/umbryn-mcp MCP server?

Redacts PII/PHI from text before it reaches an LLM. Fail-closed, self-hosted, no egress.

How to install io.github.Rinava/umbryn-mcp

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

UMBRYN_ENGINE
Detection engine: auto (default), regex, or presidio
UMBRYN_MIN_CONFIDENCE
Trust threshold (0-1); detections below it fail closed. Default 0.5
UMBRYN_DETECTION_FLOOR
Sensitivity floor (0-1); below this a signal is noise. Default 0.35

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

{
  "mcpServers": {
    "umbryn-mcp": {
      "command": "uvx",
      "args": [
        "umbryn-mcp"
      ],
      "env": {
        "UMBRYN_ENGINE": "<YOUR_UMBRYN_ENGINE>",
        "UMBRYN_MIN_CONFIDENCE": "<YOUR_UMBRYN_MIN_CONFIDENCE>",
        "UMBRYN_DETECTION_FLOOR": "<YOUR_UMBRYN_DETECTION_FLOOR>"
      }
    }
  }
}

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