app.vercel.cloakcheck-wheat/cloakcheck

up checked 2026-11-11T06:39:41.430Z

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Publisher-provided description

Scan a page for hidden prompt-injection payloads targeting AI agents.

Summary by lookupd

Scans a single web page for hidden prompt-injection payloads, such as invisible unicode, aimed at hijacking AI agents that read it.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http cloakcheck https://cloakcheck-wheat.vercel.app/api/mcp

Codex, remote (streamable-http)

codex mcp add cloakcheck --url https://cloakcheck-wheat.vercel.app/api/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "cloakcheck": {
      "url": "https://cloakcheck-wheat.vercel.app/api/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (1 tools)

Publisher-provided text

• check_page_for_injection Scan a single web page for content planted to hijack an AI agent reading it -- invisible unicode (zero-width chars, the unicode 'tag' block used for steganograp

Details

• Version: 1.0.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 264 ms
• First indexed: 2026-11-01T08:51:55.120Z
• Last seen in registry: 2026-11-01T08:51:55.120Z
• Website: https://cloakcheck-wheat.vercel.app

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• 62033 servers
• Last crawl: 2026-11-11T15:38:39.561Z
• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp