Skills/npm/mcp-server

mcp-server@0.51.0

VERIFIED

Publisher claims: "MCP server for OneShot - 243 tools for AI agents" Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry npm (MCP server)Publisher oneshot-agent · joined 10 days agoInstalls 3,414Last detonated 1 h ago
$claude mcp add mcp-server -- npx -y @oneshot-agent/mcp-server
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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 84/100 (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 · 1 s · 2 scenarios · 0 deviations
t+CategoryObserved action
0.0sprocessno install scripts in bundle
1.0sprocessdependency install exit 1
1.1sprocessexec /usr/bin/date
1.1sprocessexec /usr/bin/timeout
1.1sclaimedno tools/list reply (exit 0)
1.2sprocessscript backend runs setup only

Static findings

MEDIUM
File type combined with upload actiondist/tools/compute.js:245 · File type combined with upload action — agent may exfiltrate local data filesFix: Remove the call, or declare the host in frontmatter and explain in the README what is sent and why.
AST07

No other findings across 5,846 lines in 81 files.

Cost to the agent

Instructions loaded
≈51 tok
1 file · 81 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.

mcp-server@0.51.0 safety verdict: Verified 84/100 — KillerSkills