TL;DR
Umbryn is a Model Context Protocol (MCP) server. Redacts PII/PHI from text before it reaches an LLM. Fail-closed, self-hosted, no egress. Install with: uvx umbryn-mcp. Source: https://github.com/Rinava/umbryn-mcp. It speaks the Model Context Protocol and works with any compatible client (Claude, Cursor, Cline, Windsurf, Warp and more).
Umbryn
Redacts PII/PHI from text before it reaches an LLM. Fail-closed, self-hosted, no egress.
Install Command
uvx umbryn-mcpFrequently Asked Questions
Umbryn is a Model Context Protocol server that Redacts PII/PHI from text before it reaches an LLM. Fail-closed, self-hosted, no egress.
You can install it by running the install command: `uvx umbryn-mcp`. It then becomes available to any MCP-compatible client such as Claude, Cursor, Cline, Windsurf.
The Umbryn MCP Server is compatible with any client that speaks the Model Context Protocol — including Claude, Cursor, Cline, Windsurf.
Check the project license on its repository before use.
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- Agent Rank
- 0.0
- License
- Last Updated
- Aug 11, 2026
- Languages
- Python
Client Compatibility
Speaks the Model Context Protocol — works with any compatible client.