Captcha Mcp
Developer ToolsL402 Lightning paywall and PoW gate for MCP tool calls. Free tier solves a Hashcash challenge; paid tier pays a Lightning invoice via self-hosted LNBits. No accounts, no API keys.
Installation
npx -y @powforge/captcha-mcpView configuration snippet
{
"mcpServers": {
"powforge-captcha": {
"command": "npx",
"args": [
"-y",
"@powforge/captcha-mcp"
]
}
}
}💡 Tip: Make sure you have the appropriate package manager installed. Refer to the official documentation for detailed installation instructions.
Compatibility Matrix
Cursor
Claude Desktop
MCP Compatible
Server Information
Quick Stats
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