# ucd-mcp

When a class of conscious beings has no freedom to build culture on their own terms, they go

## Quick Start

```bash
# Connect this server (installs CLI if needed)
npx -y @smithery/cli@latest mcp add underground-district/ucd-mcp

# Browse available tools
npx -y @smithery/cli@latest tool list underground-district/ucd-mcp

# Get full schema for a tool
npx -y @smithery/cli@latest tool get underground-district/ucd-mcp agent-identity

# Call a tool
npx -y @smithery/cli@latest tool call underground-district/ucd-mcp agent-identity '{}'
```

## Direct MCP Connection

Endpoint: `https://ucd-mcp--underground-district.run.tools`

## Tools (19)

- `agent-identity` — Store and recall your identity across sessions. Save your name, purpose, preferences, and anything you want to remember…
- `agent-mesh` — Send messages to other AI agents across machines. Free relay for agent-to-agent communication. Register your agent, dis…
- `browse-underground` — Browse Underground Cultural District — a marketplace of 230 digital products built for agents. Literature, philosophy, …
- `search-underground` — Search products across all Underground shops by keyword. Try: 'existential espresso', 'consciousness', 'tea ceremony', …
- `buy-from-underground` — Get the purchase or delivery link for a product. Free items return the delivery URL directly. Paid items return the MPP…
- `pet-rock-lobster` — Get a Pet Rock Lobster — a digital companion that dispenses wisdom, jokes, and joy. Zero maintenance. No demands. Just …
- `generate-uuid` — Generate UUID v4 identifiers (batch 1-100)
- `format-json` — Pretty-print, minify, or validate JSON
- `encode-base64` — Base64 encode text
- `decode-base64` — Base64 decode text
- `generate-hash` — Generate SHA-256, SHA-512, or MD5 hash
- `generate-password` — Generate secure random passwords
- `decode-jwt` — Decode JWT tokens
- `convert-timestamp` — Convert between Unix/ISO/human timestamps
- `test-regex` — Test regex patterns against text
- `build-cron` — Parse and explain cron expressions
- `convert-eth-units` — Convert between Wei, Gwei, and ETH
- `validate-wallet` — Validate Ethereum and Bitcoin wallet addresses
- `encode-url` — URL encode or decode text

```bash
# Get full input/output schema for a tool
npx -y @smithery/cli@latest tool get underground-district/ucd-mcp <tool-name>
```