# Marco Cheung, work at NVM Digital

# NVM Digital

Founder, 2024 to now, Toronto. My consultancy, and the products I build: Hemloop, Tactr, product films.

## Hemloop: a shopper agent and a store agent, negotiating
Own product, 2026. Tags: WebMCP and AI agents, Product building, Ecommerce.
Result: 21 WebMCP tools on the page.
A privacy-first loop where a shopper's AI and a store's AI trade offers through WebMCP, and only a person can press buy.
- 9 tools on the shopper closet
- 12 tools in the merchant studio
- Every schema closed, every reader read-only
- Approve request, approve offer, bought: no tool, human only
Link: hemloop.app https://hemloop.app
Link: GitHub https://github.com/marconvm/hemloop
Page: https://marcocheung.com/work/nvm#hemloop

## Tactr: one memory for many agents
Own product, 2026. Tags: WebMCP and AI agents, Product building.
Result: 3 loops that improve the system by themselves.
A personal AI operating system: shared memory across Claude, Codex and Cursor, and loops that watch, propose and log every change with an undo.
- Shared pgvector memory across platforms
- Self-improve, skill-forge and watchlist loops
- Every automatic change logged with its undo
Page: https://marcocheung.com/work/nvm#tactr

## Product films without a film crew
Own practice, 2026. Tags: Digital marketing, WebMCP and AI agents.
Result: 60s film, built from a PRD.
Explainer and pitch films written as HTML and rendered to video, so a case study can ship with its own film.
- HyperFrames (HTML to video)
- Storyboard, motion, render
- See the Shoplazza Shipping film
Page: https://marcocheung.com/work/nvm#product-films