sehoonkim Profile
sehoonkim

@sehoonkim418

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76

Building AI @xAI

Joined January 2021
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@sehoonkim418
sehoonkim
9 days
"Pretraining scale RL".
@Saaaang94
Sang Cho
12 days
We are hiring! Interested in optimizing/scaling RL framework for pretrain scale RL? DM me or apply here:
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@sehoonkim418
sehoonkim
9 days
RT @s_tworkowski: I'm hiring top researchers/engineers to work on Reasoning Efficiency at xAI. If you're excited about the mission of maxim….
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@sehoonkim418
sehoonkim
21 days
RT @rish2k1: 🚨Come check out our poster at #ICML2025!. QuantSpec: Self-Speculative Decoding with Hierarchical Quantized KV Cache. 📍 East Ex….
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@sehoonkim418
sehoonkim
22 days
RT @elonmusk: It only gets better from here @Grok.
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@sehoonkim418
sehoonkim
24 days
RT @elonmusk: Cool feature just dropped for @SuperGrok subscribers. Turn on Companions in settings.
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@sehoonkim418
sehoonkim
25 days
RT @elonmusk: Amazing work by the @xAI team in 2 years!.
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@sehoonkim418
sehoonkim
26 days
Smartest and getting smarter.
@xai
xAI
27 days
We just unveiled Grok 4, the world’s smartest artificial intelligence. 🧵. Grok 4 outperforms all other models on the ARC-AGI benchmark, scoring 15.9% - nearly double that of the next best model - and establishing itself as the most intelligent AI to date.
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@sehoonkim418
sehoonkim
28 days
RT @ArashBidgoli: It's a good model sir.
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@sehoonkim418
sehoonkim
28 days
RT @lm_zheng: Grok4 🚀.
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@sehoonkim418
sehoonkim
28 days
"It's a good model, sir".
@arcprize
ARC Prize
29 days
Grok 4 (Thinking) achieves new SOTA on ARC-AGI-2 with 15.9%. This nearly doubles the previous commercial SOTA and tops the current Kaggle competition SOTA
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@sehoonkim418
sehoonkim
28 days
Try Grok 4; the smartest model in the world 🚀.
@X
X
@X
29 days
the world's most powerful AI model is here. meet Grok 4
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@sehoonkim418
sehoonkim
29 days
LFG🚀🚀🚀.
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@sehoonkim418
sehoonkim
29 days
🚀🚀🚀.
@xai
xAI
29 days
The Grok 4 livestream will begin soon. Stay tuned.
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@sehoonkim418
sehoonkim
4 months
RT @jimmybajimmyba: Join xAI. Play in the big league 🚀.
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@sehoonkim418
sehoonkim
4 months
RT @Guodzh: Exciting time ahead!. In the pretraining team, we are now hiring on data and eval as well. check out here .
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job-boards.greenhouse.io
San Francisco & Palo Alto, CA
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@sehoonkim418
sehoonkim
5 months
RT @coleman_hooper1: How can we efficiently scale up test-time compute with parallel tree search?. 🚨 Introducing Efficient Tree Search (ETS….
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@sehoonkim418
sehoonkim
6 months
Try out Grok3 for free!.
@xai
xAI
6 months
This is it: The world’s smartest AI, Grok 3, now available for free (until our servers melt). Try Grok 3 now: X Premium+ and SuperGrok users will have increased access to Grok 3, in addition to early access to advanced features like Voice Mode
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@sehoonkim418
sehoonkim
6 months
RT @xai: This is it: The world’s smartest AI, Grok 3, now available for free (until our servers melt). Try Grok 3 now: .
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@sehoonkim418
sehoonkim
6 months
RT @MalekiSaeed: one of the main challenges in @xai is writing reliable and efficient gpu kernels for both training and inference at unprec….
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job-boards.greenhouse.io
San Francisco & Palo Alto, CA
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