Phi Guard MCP server
Local-first PHI detection for source code, LLM prompts, logs, and analytics
0 stars90 downloads/wk
Reviews
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If you have run it, two minutes of your experience saves the next person an afternoon.
Phi Guard tools (2)
write = sends, deletes, buys or postsRead from the package source without running it. The installed server may list more.
redact_suggestGiven a raw text snippet (a log line, a prompt, an error message), detect PHI-shaped values and return a redacted version.
scan_codeScan a local directory of source files for sensitive identifiers (patient, diagnosis, dob, ssn, mrn, birthdate, medicalrecord) flowing into risky sinks (LLM calls, logging, analytics) before they ship.
Public scan report
scanner v0.1.5 · 2026-09-19 · same rubric, same numbers if you re-run it
- Code scan5 source files scanned25/25
- –Live reliabilityno gateway calls yet and no remote to proben/a
- –Tool poisoningtools not inspected (local package is not executed); not countedn/a
- Auth qualitylocal package, no credentials required12/15
- Maintenancelast push 2 days ago15/15
- Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10
Install directly
Runs npx -y phi-guard-mcp on your machine. Read the scan report first; the gateway never runs local packages.
claude mcp add phi-guard-mcp -- npx -y phi-guard-mcp
Phi Guard: common questions
- Is Phi Guard MCP server safe?
- Yes, by our scan: it is graded A (92/100). Read the Phi Guard safety report
- How do I install Phi Guard?
- It runs on your machine. Copy the Claude Code, Claude Desktop or Cursor config from the install section.
- Does Phi Guard need an API key?
- Not as far as the registry entry and our scan can tell: no credentials are declared or required.
- Is Phi Guard maintained?
- The last commit was 3 days ago (2026-09-18). The latest release is v0.2.0.
- What can I use instead of Phi Guard?
- Servers from other publishers that do the same job: Agent-Native Analytics MCP server, HOL Guard MCP server and prompt-protection MCP server. Compare all Phi Guard alternatives.
Alternatives to Phi Guard
Same job from other publishers: the closest match first, then the best rated.
- Agent-Native AnalyticsAgent-Native Amplitude/Mixpanel - connect data sources, prompt for chartsnot reviewedEstablishedA
- HOL GuardLocal-first AI agent security evidence and approval workflows through HOL Guard's stdio MCP server.not reviewedEstablishedA
- prompt-protectionScan prompts, tool definitions and model output for injection, and guard agent tool calls.not reviewedGrowingA
- Linksee MemoryHand a project over with the reasons attached. Local-first cross-agent memory MCP + drift detection.not reviewedGrowingA
- mcpmMCP security guard + package manager: trust-scored installs, blocks prompt injection and rug-pulls.not reviewedGrowingB