Skills/PyPI/kvc-mcp

kvc-mcp@0.1.1

VERIFIED

Publisher claims: "MCP server for Krystal Voice Caller — let AI agents manage your voice tenant, drive scripts, place test calls, and harvest captures." Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry PyPI (MCP server)Publisher krystalunity · joined 0 days agoInstalls 92Last detonated 3 h ago
$claude mcp add kvc-mcp -- uvx kvc-mcp
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Is [email protected] safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (2 scenarios) on 2026-11-05 and scored it 87/100 (Verified). It did what it claims and nothing else we could detect: no undeclared network egress, no credential reads, no persistent instruction writes. Summary: no network, touches nothing outside the project, writes no memory.

Behavior trace

Honeypot run · 0 s · 2 scenarios · 0 deviations
t+CategoryObserved action
0.0sprocessno install scripts in bundle
0.1sprocessdependency install exit 1
0.2sprocessexec /usr/bin/date
0.2sprocessexec /usr/bin/timeout
0.2sprocessexec .venv/bin/kvc-mcp
0.2sclaimedno tools/list reply (exit 0)
0.2sprocessscript backend runs setup only

Static findings

MEDIUM
File permission modification command.github/workflows/publish.yml:45 · File permission modification command — agent changes file ownership/permissionsFix: Request the narrowest permission that works; replace wildcards with the exact paths or hosts.
AST05

No other findings across 603 lines in 11 files.

Cost to the agent

Instructions loaded
≈67 tok
1 file · 11 in bundle
Tool list per prompt
≈0 tok
0 tools · 0 per tool
Handshake
no reply
launch to tools/list, stdio
Undocumented tools
0
description under 20 chars · avg 0

Tokens estimated at four characters each. The tool list is re-read by the agent on every turn, so it is the number to compare between servers that do the same job: ranked across the index.

Known vulnerabilities

Not checked against OSV yet; the weekly check has not reached this version.

kvc-mcp@0.1.1 safety verdict: Verified 87/100 — KillerSkills