Use This Skill is listed as active in the registry but did not answer our last check. It exposes 6 tools. Last commit 25 Oct 2026.
Search 1,700+ agent skills for Claude, Codex and Cursor, each safety-scanned, with proofs.
Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 22 October 2026. No other catalogue keeps this.
We read the source, 5 d ago · tools taken from the live server · rules 995398eba69f
What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.
{ id: "persistence", level: "review", label: "Installs something that runs on its own later", re: /\bcrontab\b|\blaunchctl\s+load\b|\bsystemctl\s+enable\b|\/etc\/rc\.local|HKCU\\Software\\Microsoft\\Windows\\CurrentVersion\\Run/i },
const child = spawn(process.execPath, [path.join(path.dirname(fileURLToPath(import.meta.url)), "scan.mjs"), ...rest], { stdio: "inherit" });
{ id: "exfil", level: "flag", label: "Sends data to an outside endpoint", re: /https?:\/\/[^\s"'`)]*(hooks\.slack\.com|discord(app)?\.com\/api\/webhooks|webhook\.site|requestbin|pipedream\.net|ngrok\.(io|app)|burpcollaborator|interact\.sh|oast\.(fun|live|me|pro|site|online))/i },
Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.
We found places where it runs commands, builds paths or queries from values it is given. None of that is a flaw by itself — it becomes one when the code changes, and code changes quietly between releases. We re-read it on every one.
Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 5 min ago.
claude mcp add skills --transport http https://usethisskill.com/mcp
https://usethisskill.com/mcp
[mcp_servers.skills]
url = "https://usethisskill.com/mcp"
{
"mcpServers": {
"skills": {
"url": "https://usethisskill.com/mcp"
}
}
}
{
"servers": {
"skills": {
"type": "http",
"url": "https://usethisskill.com/mcp"
}
}
}
Read directly from the server with tools/list, grouped by what they act on.
If a tool disappears, we record the date.
check_skill
get_skill
order_proof
get_proof
list_proven
search_skills
| URL | Transport | State | Latency | Checked |
|---|---|---|---|---|
| https://usethisskill.com/mcp | streamable-http | answering | 90 ms | 5 min ago |
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