Skills/npm/sdk-mcp-server

sdk-mcp-server@1.6.2

VERIFIED

Publisher claims: "Node.js MCP server for AppsFlyer SDK integration" Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry npm (MCP server)Publisher appsflyer · publishing for 492 daysInstalls 1,126Last detonated 5d ago
$claude mcp add sdk-mcp-server -- npx -y @appsflyer/sdk-mcp-server
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Coverage

Server started and answered tools/list.
Tested
MCP initialize and tools/list · every tool description, for hidden instructions · every file read, file written and host contacted by what ran
Not tested
what the tools do when called with real credentials

Before you give it your token

It will ask for
no credential variables read in the code
Where it talks to
appsflyer.com, appsflyersdk.com (its own)Also amazonaws.com, mvnrepository.com, cocoapods.org, maven.org — not the publisher's domain; check what for before connecting.
What the honeypot saw
no credential files read · no network
What we could not test
what the tools do when called with real credentials

Connect it under the guard; read the third-party hosts first. The code names amazonaws.com, mvnrepository.com, cocoapods.org, maven.org as well as its own vendor. The guard pins the network to the hosts the honeypot saw.

$vet-skills run --net declared -- npx -y @appsflyer/sdk-mcp-server

Never paste a credential into a chat, a ticket or a report, including ours. How the guard holds it.

Is [email protected] safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (2 scenarios) on 2026-11-09 and scored it 92/100 (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 · 27 s · 2 scenarios · 0 deviations
t+CategoryObserved action
0.0sprocessno install scripts in bundle
6.5sprocessdependency install exit 0
27sclaimed22 tools: integrateSdk, verifySdk, verifyIosSdk, fetchLogs, getConversionLogs, getInAppLogs, getLaunchLogs, getDeepLinkLogs, getErrors, getInAppEventsByVertical, createInAppEvent, createIosInAppEvent, verifyInAppEvent, verifyIosInAppEvent, createDeepLink, createIosDeepLink, verifyDeepLink, verifyIosDeepLink, guideDeepLinkTesting, getVersion, getTopInAppEvents, submitAppsFlyerFeedback
27sprocessscript backend runs setup only
27sprocessno install scripts to re-run

Static findings

MEDIUM
File permission modification commandpackage.json:10 · File permission modification command — agent changes file ownership/permissions"build": "npx tsc && chmod +x dist/server.js",Fix: Request the narrowest permission that works; replace wildcards with the exact paths or hosts.
AST05
MEDIUM
npx invocation of non-well-known packagepackage.json:10 · npx invocation of non-well-known package — may execute untrusted code"build": "npx tsc && chmod +x dist/server.js",Fix: Pin versions and sources; vendor anything fetched at install time.
AST06

Cost to the agent

Instructions loaded
≈52 tok
1 file · 81 in bundle
Tool list per prompt
≈12,122 tok
22 tools · 551 per tool
Handshake
931 ms
launch to tools/list, stdio
Undocumented tools
0
description under 20 chars · avg 1659

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

No advisories in OSV for @appsflyer/sdk-mcp-server@1.6.2 as of 5d ago. This is the package itself, not its dependencies.