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mcp/skillhub

Umbryn MCP Server

by rinavaio.github.Rinava/umbryn-mcpv0.2.1

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

0Pythonstdioofficial registry

context tax

queued

security

queued

cold start

queued

freshness

Maintained57d ago

Install Umbryn MCP server

Install in Claude Code

claude mcp add umbryn -- uvx umbryn-mcp

Configuration

VariableRequiredSecretDescription
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

Freshness

Maintained — last maintenance signal 57d ago. The newest of the signals below sets the band.

  1. Last commit (default branch)

    2026-08-13 · 57d ago · GitHub

  2. Latest release

    2026-07-06 · 3mo ago · GitHub · v0.2.0

  3. Package published

    no data · npm/PyPI

  4. Registry entry updated

    2026-08-13 · 57d ago · official registry · v0.2.1

FAQ

›How do I install the Umbryn MCP server in Claude Code?

Run: claude mcp add umbryn -- uvx umbryn-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Umbryn require an API key?

No required environment variables are declared in its published metadata.

›Can I use Umbryn as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Umbryn in the official MCP registry?

Yes, as io.github.Rinava/umbryn-mcp.

Alternatives to Umbryn

Other ai & llm tools MCP servers.

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