Cheng Chi

@chichengcc

Co-founder & CTO @sundayrobotics Prev 🤖 PhD @Stanford and @Columbia

Stanford, CA

cheng-chi.github.io

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Cheng Chi
@chichengcc
Jul 17
We just hit a weird milestone: our model became more reliable than your average home WiFi. Just like everybody else, we thought cloud inference was the obvious choice. Yet 2 days into the ACT-2 eval, our mind completely changed. If our hero @ArpitKalla didn’t cook, this video
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Cheng Chi
@chichengcc
Jul 23
🐐
Henry Yu (Zhanghan)
@henry_yu_01
Jul 23
2 years @sundayrobotics today! kinda wild I’m still learning faster here day-to-day than I did building my own startup
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Cheng Chi
@chichengcc
Jul 21
So lucky to have you since the beginning of our journey! @saranormous
sarah guo
@saranormous
Jul 20
we gave @colossusmag a look at what @mvernal @pranavreddy @igarciacamargo me & team @conviction are trying to do — find and arm the most extraordinary founders at a moment when technology molds a malleable future feels like a mission! but yes, acting with belief is also a wager
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Cheng Chi
@chichengcc
Jul 18
Please check out the actual @ArpitKalla !
Arpit Kalla
@ArpitKalla
Jul 16
@tonyzzhao we forgot to connect Memo to the wifi! Oh wait we don’t need it. We moved our robot policy to run completely on-device. Why? Because “works great until the WiFi hiccups” is not an acceptable failure mode for a robot operating in your home. Local inference:
Cheng Chi
@chichengcc
Jul 18
Wait the tag got magically changed to @ArpitKalla 🤯 Whoever did this in @X, thank you 🫡
Cheng Chi
@chichengcc
Jul 18
@ArpitKalla not @arpit 😭 I think the 3hr video caused some kind of bug in @X After first drafting the thread I made bunch of edits but they didn't get reflected in the actual post. I also wasn't able to edit the post 10min after the initial post.
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