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A fun experiment I'm pursuing with Codex, building a simple browser rendering engine within a browser via Rust / WASM - Latest and most sophisticated take so far: play a video file with sound and do all the work in wasm. Codex runs for more than 16 hours already, and it's getting there

Sebastian Korfmann

@skorfmann.com

The compiled wasm for the browser is about 2.5 mb and runs and renders arbitrary JS, CSS (subset) and HTML

4/6/26, 2:21 pm0 reposts2 likes

Sebastian Korfmann

@skorfmann.com

4 June

and of course, the video itself was also created via ai helmut.rocks/making-of.html

helmut.rocksHelmut & die Tausend Euro — Making-ofVon einer Tagesschau-Meldung zum KI-Deutschrap-Musikvideo mit Helmut, dem Yeti-MC. End-to-end aus Claude Code — inkl. Live-DJ-Mixer.