Demo: Claude with built-in Cowork and Artifacts builds a multiplayer game from one prompt

felixrieseberg · x · 2026-09-18

felixrieseberg shared a 60-second demo of Claude with built-in Cowork and connected Artifacts: ask it to build a multiplayer game and it just does, then asks Claude to copy a link so others can play on your account. The demo shows the full flow from a one-line request to a playable result.

Related event: Claude's Built-in Cowork and Artifacts Build Multiplayer Games in One Prompt(2 posts)→

Original post →

More from coding & agent

coding & agent channel →