HiddenContent

ai.hiddencontent/mcp

Check a document for hidden text before your agent reads it. PDF, Office, RTF, HTML.

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Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@hiddencontent/mcp@0.4.17"
      ],
      "env": {
        "HCS_API_TOKEN": "<your HCS_API_TOKEN>"
      }
    }
  }
}
Environment variables
  • HCS_API_TOKENrequiredsecretAPI token for the HiddenContent service. Get one at https://hiddencontent.ai/start?ref=mcp-registry — the server refuses to start without it and says so.

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
AI & ML
Version
0.4.17
Registry
active
Published
11/7/2026

Remotes

  • streamable-httphttps://api.hiddencontent.ai/v1/mcp

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Add the badge to your site

Show visitors that HiddenContent is listed here — it’s also the link we check for a free listing.

HiddenContent — listed on Serverdex

HTML — for your website

<a href="https://serverdex.io/server/ai-hiddencontent-mcp?utm_source=badge"><img src="https://serverdex.io/brand/badge.svg" alt="HiddenContent — listed on Serverdex" width="123" height="40" loading="lazy"></a>

Recommended. A dofollow link from your own domain is the one that counts for search engines, and it's the link we check for a free listing.

Markdown — for your README

[![HiddenContent — listed on Serverdex](https://serverdex.io/brand/badge.svg)](https://serverdex.io/server/ai-hiddencontent-mcp?utm_source=badge)

Nice for visibility, but GitHub marks README links nofollow, so it doesn't pass authority. Use the HTML badge on your site as well.