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MCP http

captcha-mcp

zekebuilds/captcha-mcp

PoW CAPTCHA verification for MCP clients. Exposes generate_challenge and verify_solution tools — stateless proof-of-work that agents can embed in auth flows. L402 Lightning skip tier available for trusted clients. No API key required for PoW path.

Uptime
100.0%
8 probes
Response
0ms
last probe
Tools
0
callable
Primary URL
https://captcha-mcp.powforge.dev

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How to use

Add to your Claude Desktop / Cursor / Cline MCP config:

{
  "mcpServers": {
    "captcha-mcp": {
      "url": "https://captcha-mcp.powforge.dev",
      "transport": "http"
    }
  }
}