# Hardy Wu — hardywu.com

> Hardy Wu is a young maker. hardywu.com has his free browser games, the BookKeep bookkeeping app, and a small shop of 3D-printed products he prints to order. AI agents are welcome to browse and to buy on behalf of a person.

## Shop (AI agents can order here)
- Catalogue (JSON): https://play.hardywu.com/api/products
- Universal Commerce Protocol (ucp.dev): profile https://hardywu.com/.well-known/ucp · REST https://play.hardywu.com/ucp · MCP (JSON-RPC tools) https://play.hardywu.com/ucp/mcp
- Flow for agents: search_catalog → create_cart / update_cart (add, change, remove) → create_checkout with buyer + US address → send the buyer to continue_url to APPROVE → poll get_checkout until completed. Nothing is ordered without the buyer's approval.
- Simpler order API (OpenAPI): https://play.hardywu.com/openapi.json — POST https://play.hardywu.com/api/agent/order
- Human storefront: https://shop.hardywu.com (asks for a name and email first)
- Payment: none taken online. Hardy emails the buyer to arrange payment. Shipping $5.00 flat, US only. Contact barbaratao@gmail.com.

## Products
- Blue Crab Gauge — 5.00 USD: A handy blue-crab measuring gauge with an embossed scale — check your catch in seconds, then hang it back on its hook. (colours: Purple, White, Black, Blue, Orange, Red, Transparent (clear)) → https://shop.hardywu.com/products/crab-gauge
- Customizable Lunchbox — 30.00 USD — SOLD OUT: A hinged, printed lunchbox with a carry handle — pick your colors, add a name, and send a picture your kid loves to get it printed right on the front. Made to order, one of a kind. (colours: Purple, White, Black, Blue, Orange, Red, Transparent (clear)) → https://shop.hardywu.com/products/customizable-lunchbox
- Dual Ruler — 5.00 USD: A sturdy ruler with centimeters along one edge and inches along the other, with crisp raised markings. (colours: Purple, White, Black, Blue, Orange, Red, Transparent (clear)) → https://shop.hardywu.com/products/dual-ruler

## Games (free, in the browser, sign in with a name and email)
- https://hardywu.com/games

## Apps
- BookKeep: https://bookkeep.hardywu.com — speak-it, snap-it bookkeeping

## Robotics
- https://hardywu.com/robotics