Aletheia Runtime Safety & Scope Creep Filter MCP server

by vikasny30·io.github.vikasny30/aletheia-mcp·v0.3.1

Deterministic pre-execution filter that blocks known scope-creep and prompt-injection tool calls

B83/100grade B

What users say

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Safety scan

B83/100

Adoption

Growing

1 stars235 downloads/wk

Reviews

Nobody has reviewed Aletheia Runtime Safety & Scope Creep Filter yet.

If you have run it, two minutes of your experience saves the next person an afternoon.

No tool declarations could be read from the package source. They show once the server is installed.

scanner v0.1.3 · 2026-09-19 · same rubric, same numbers if you re-run it

no findings

Code scan27 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 qualitystatic API keys via environment variables6/15
Maintenancelast push 6 days ago15/15
Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10

Overall 83/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

Runs npx -y aletheia-mcp on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add aletheia-mcp -- npx -y aletheia-mcp

Is Aletheia Runtime Safety & Scope Creep Filter MCP server safe?: Mostly: it is graded B (83/100). Read the Aletheia Runtime Safety & Scope Creep Filter safety report
How do I install Aletheia Runtime Safety & Scope Creep Filter?: It runs on your machine. Copy the Claude Code, Claude Desktop or Cursor config from the install section.
Does Aletheia Runtime Safety & Scope Creep Filter need an API key?: Yes. The registry entry asks for ALETHEIA_OPERATOR_SECRET.
Is Aletheia Runtime Safety & Scope Creep Filter maintained?: The last commit was 6 days ago (2026-09-13). The latest release is v0.3.1.
What can I use instead of Aletheia Runtime Safety & Scope Creep Filter?: Servers from other publishers that do the same job: prompt-protection MCP server, mcpm MCP server and MCP Server. Compare all Aletheia Runtime Safety & Scope Creep Filter alternatives.

Same job from other publishers: the closest match first, then the best rated.

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Local package. It runs on your machine, not through the gateway.

ALETHEIA_ALLOW_WRITESet to "true" to authorize filesystem writes (equivalent to --allow-write).
ALETHEIA_ALLOW_NETWORKSet to "true" to authorize outbound network requests (equivalent to --allow-network).
ALETHEIA_ALLOW_LOOPBACKSet to "true" to authorize requests to localhost / 127.0.0.1 (equivalent to --allow-loopback).
ALETHEIA_OPERATOR_SECRETsecretOperator token required to loosen an already-running session's mandate at runtime.

Claim it to keep the listing current and reply to reviews. Claiming never changes the grade or hides a review.

Shows the safety grade and links back to this page. It updates itself after every scan and review.

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