Is Prelude MCP server safe?

Yes, with the usual care.

B74/100grade B

Safe to use. Minor gaps such as a missing repository or slower maintenance.

What to know before installing

How Prelude compares

Against every graded Maps and travel MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score: 74/100; higher than 44% of 681 Maps and travel servers
Tools that change things: 0%; typical: 0%. Fewer write tools means less an agent can break

What its tools let an agent do: 10 read

scanner v0.1.10 · 2026-10-14 · same rubric, same numbers if you re-run it

1 high

Code scan120 source files scanned13/25
–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 10 days ago15/15
Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10

highShell command built from a string (injection risk)exec.shell-concat

dist/src/commands/export.js: …mandExists(command) { try { execSync(`which ${command}`, { stdio: 'ignore' }); …

Overall 74/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

Repo Graph
Structural graph map of any codebase so LLMs navigate by structure, not guesswork.
not reviewed
Growing
A
Agentmap
The TS/JS-accurate repo map for coding agents: ts-morph import/symbol/call graph + MCP query tools
not reviewed
Growing
A
Infranodus Infranodus
Map text into knowledge graphs to create a structured representation of conceptual relations and t…
not reviewed
Growing
A