Pseudonym MCP

Locally pseudonymizes sensitive text before cloud LLM work and restores the tokens afterward.

Connector by woladi · GitHub account verified by the MCP Registry

IndexedMITLocal (stdio)★ 2

Install

Works with Claude Code, Codex, VS Code, Cursor, Windsurf, Claude Desktop. Read the repository before you give any tool access to your data.

npx agentmarket install connector/woladi-pseudonym-mcp

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

Locally pseudonymizes sensitive text before cloud LLM work and restores the tokens afterward.

Reviews

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Permissions

What this server can do and what it asks for, from its tool list and install config. Checked Oct 25, 2026.

Tools: 0 read · 2 write · 0 delete
Secrets: None asked for
Install scripts: Not scanned yet
Runs as: Node.js package

Tools by what they do 2

Read from the source code; the running server may list different tools.

Write 2 · Create, change, send or run things.

mask_text
unmask_text

Tools (2)

Read from the source code; the running server may differ. Descriptions are the server’s own words; hidden characters are shown as [U+…].

mask_text
Pseudonymize sensitive entities in text before sending to a cloud LLM. Replaces national ID numbers, tax IDs, phone numbers, IBANs, cards and email addresses via regex, and person names and organization names via local Ollama NER — with opaque tokens like [PESEL:1], [PERSON:2], [ORG:1]. Every locale pack runs by default. The response reports active_locales, and disabled_locales plus a locale_warning whenever the server was narrowed with --lang and can therefore miss identifiers from other countries. Returns the masked text plus a session_id. Store the session_id to restore the original valu…
unmask_text
Restore original sensitive values in text that was previously masked by mask_text. Replaces tokens like [PESEL:1], [PERSON:2] with the original values stored in the session identified by session_id.

Signals

Stars: 2
Forks: 1
Open issues: 0
Last commit: Sep 4, 2026 (1 month ago)
Last release: Aug 25, 2026 (2 months ago)

From GitHub (fetched Oct 24, 2026).

Details

Registry name: io.github.woladi/pseudonym-mcp
Version: 0.9.0
Auth: No auth
Packages: npm pseudonym-mcp
License: MIT
Repository: github.com/woladi/pseudonym-mcp
First seen: Oct 24, 2026
Last checked: Oct 24, 2026
Source: Official MCP Registry github-graphql