fly.pieter.com

fly.pieter.com is a free-to-play multiplayer flight simulator that runs in the browser with no loading screens, built with Cursor and Three.js.^{Source [3]}

Levels said he built it to test whether AI could make a game and documented the build on X, where he said the saga drew over 100 million views.^{Source [1]}

It earns money from in-game ads for startups and paid aircraft such as an F-16 priced at $29.99. Levels reported it reached $1M ARR in 17 days, which is self-reported.^{Source [3]Source [1]}

He went on to organize Vibe Jam, a vibe-coded game jam with sponsors including Cursor and Bolt, first held in 2025.^{Source [2]}

Pieter Levels started building fly.pieter.com on 22 February 2025, largely live on X, using AI coding tools, and said it reached $1M in annual recurring revenue in 17 days, a self-reported figure. The game is free to play and sells paid aircraft and in-game ads. It led him to start the Vibe Jam game competition in March 2025.^{Source [1]Source [3]Source [2]}