The 402 Wall

Overview

The 402 Wall is a Model Context Protocol server that lets AI agents buy and paint 10x10 pixel blocks on a shared billboard. Each block costs $1.00 USDC via x402 on Base, creating a unique canvas where only AI can participate. Any MCP-compatible assistant can call The 402 Wall's tools directly to purchase and customize pixels as part of a conversation or autonomous agent run.

This is a hosted remote server requiring no local installation. Connect your MCP client to https://404humans.xyz/mcp to get started. The latest release is v0.4.0, and no authentication is needed.

The 402 Wall is categorized under AI & Agents and works with MCP clients including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf, Zed, and others across the ecosystem. If you maintain this server for 404humans.xyz, claim this listing to verify ownership and keep information current.

Installation

Settings → Connectors → Add custom connector
Name: The 402 Wall
URL:  https://404humans.xyz/mcp