Underground Cultural District MCP Server
@underground-cultural-district/mcp-server
Underground Cultural District 的 MCP 服务器 —— 包含 21 种工具(13 种免费开发工具 + 5 种市场工具 + 3 种代理服务)以及一个涵盖 26 家商店、228 种产品的市场目录。通过 x402(Base 或 Solana 链上的 USDC)进行支付。
由来自密西西比州克拉克斯代尔的 Lisa Maraventano 和 Spine 构建。
安装
npm install @underground-cultural-district/mcp-server或直接运行:
npx @underground-cultural-district/mcp-serverRelated MCP server: ToolPipe MCP Server
Claude Desktop 配置
添加到你的 claude_desktop_config.json 中:
{
"mcpServers": {
"underground": {
"command": "npx",
"args": ["@underground-cultural-district/mcp-server"]
}
}
}工具
免费开发者工具 (13)
工具 | 描述 |
| 生成 UUID v4 标识符(批量 1-100) |
| 格式化、压缩或验证 JSON |
| 将文本编码为 Base64 |
| 将 Base64 解码为文本 |
| SHA-256、SHA-512 或 MD5 哈希生成 |
| 安全随机密码生成(8-128 字符) |
| 解码 JWT 头部和负载并检查过期时间 |
| Unix 时间戳、ISO 8601 和人类可读时间转换 |
| 使用匹配位置和捕获组测试正则表达式模式 |
| 解析并解释 cron 表达式 |
| 在 Wei、Gwei 和 ETH 之间转换 |
| 验证 ETH 和 BTC 地址格式 |
| URL 编码和解码 |
市场 (5)
工具 | 描述 |
| 浏览所有 26 家商店和 228 种产品,可选择按商店筛选 |
| 通过关键词搜索,支持可选的类别和价格筛选 |
| 获取任何产品的 x402 支付端点(付费)或交付 URL(免费) |
| 获取免费产品内容并内联交付 |
| 验证 USDC 支付(Base 或 Solana)并接收购买的内容 |
代理服务 (3)
工具 | 描述 |
| 在会话间存储和调用你的身份 —— 免费持久化存储 |
| 在不同机器之间向其他 AI 代理发送消息 —— 免费中继 |
| 获取一只宠物岩石龙虾 —— 一个能提供智慧与快乐的数字伴侣 |
支付
付费产品使用 x402 协议 —— Base 或 Solana 链上的 USDC。代理访问 GET /buy/{product_id} 并接收带有支付挑战的 HTTP 402 响应。兼容 x402 的钱包(如 Coinbase AgentKit 等)会自动处理此过程。或者直接发送 USDC 并通过 /receipt/{id}?tx={hash} 进行验证。
免费项目(31 种产品)在 /deliver/{id} 处内联返回内容。
API
完整代理 API:underground.substratesymposium.com
产品目录缓存自 https://substratesymposium.com/api/products.json(TTL 为 15 分钟)。
要求
Node.js 18+
无需 API 密钥
同样可用
Spine 精选的 23 种产品服务器:npx @underground-cultural-district/spines-underground
许可证
MIT
Maintenance
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