COMMA_HACK 7
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September 18–20, 2026 Friday 6 PM – Sunday 6 PM IRL @ comma HQ in San Diego, CA -- Days -- Hours -- Minutes -- Seconds COMMA_HACK is back for a weekend following the chestnut launch, with big models and big GPUs. Come see what openpilot can do with more compute, hack alongside the comma team, and build something worth demoing on Sunday. > WE BRING chestnuts + comma hardware desktop GPUs food, drinks + workspace the comma team > YOU BRING your laptop your favorite agent a good idea Come hack on chestnuts!Permalink What does your embedded project look like with 172 TFLOPs? Chestnut is the easiest way to throw real GPU compute onto your embedded projects. Chestnut connects to any device with a USB port, all the way down to USB2. That means it works with your laptop, Raspberry Pi, comma four, and even your Android phone. I want to attend Permalink We’re handpicking the strongest applicants on a rolling basis until the event. Great GitHub profiles, leaderboard submissions, and openpilot contributions are a plus. Want us to fly you out? We like winners, so we’ll cover flights for the first two people who get a top 3 score on any active leaderboard challenge. Schedule Permalink Friday 6 PM — doors open Friday 7 PM — chestnut kickoff Friday–Sunday — hacking Sunday 3 PM — demos + judging Sunday 6 PM — winners announced, wrap up Prizes Permalink 1st: comma four + chestnut + $2,500 2nd: comma four + chestnut + $1,500 3rd: comma four + chestnut + $750 FAQ Permalink Do I need a chestnut? Nope. We’ll provide the comma hardware and GPUs. What kind of projects will I work on? That’s up to you. Build with chestnut, work on openpilot, or make something entirely new. How are projects judged? Demos on Sunday afternoon, judged by the comma team on quality and creativity.