mcpbeat

captcha.cc Human Verification MCP Server

cc.captcha/captchacc
answering

captcha.cc Human Verification is answering right now. Last checked moments ago. It exposes 3 tools.

Human verification CAPTCHA with visual and selective-listening audio challenges.

The linked repository no longer exists on GitHub — it was deleted or made private.

Uptime history 42 hours of history
42 hours agonow
100.0%
Uptime 24h
92 of 92 checks
3
Tools
read from the server
222 ms
Response time
average over 24h
open, no key
Access
streamable-http

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 0 min ago.

run in your terminal
claude mcp add captchacc --transport http https://captcha.cc/mcp
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "captchacc": {
      "url": "https://captcha.cc/mcp"
    }
  }
}
~/.codex/config.toml
[mcp_servers.captchacc]
url = "https://captcha.cc/mcp"
.cursor/mcp.json
{
  "mcpServers": {
    "captchacc": {
      "url": "https://captcha.cc/mcp"
    }
  }
}
.vscode/mcp.json
{
  "mcpServers": {
    "captchacc": {
      "url": "https://captcha.cc/mcp"
    }
  }
}

Available tools 3

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

make
make_siteverify_request
Return a server-side fetch example for redeeming a captcha.cc proof token exactly once.
make_widget_snippet
Return a minimal browser SDK snippet for mounting captcha.cc and submitting the proof token to an application endpoint.
challenge
create_challenge
Create a live captcha.cc challenge for a site key and allowed hostname. Useful for smoke tests and integration checks.

Endpoints

URLTransportStateLatencyChecked
https://captcha.cc/mcp streamable-http answering 362 ms 0 min ago

captcha.cc Human Verification — questions

Answers built from our own checks of this server.

What can captcha.cc Human Verification do?
It exposes 3 tools, read directly from the server on our last check. Among them: create_challenge, make_siteverify_request, make_widget_snippet. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →
Is captcha.cc Human Verification working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 92 of 92 checks got a reply (100.0%), average response time 222 ms. The bar chart above shows every period we have measured.
Is captcha.cc Human Verification still maintained?
The linked repository no longer exists on GitHub — it was deleted or made private. We show this because it changes what you can expect: an unmaintained server may keep answering for months and then stop without warning.
How do I connect captcha.cc Human Verification?
Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.
Does captcha.cc Human Verification need an API key?
No. captcha.cc Human Verification completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 3 of them are readable on this page. This is what we observed, not what the docs claim.
How fast is captcha.cc Human Verification?
It answers our handshake in 222 ms on average, which is faster than 58% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.