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nickandbrotoday at 1:01 PM2 repliesview on HN

I am curious what workloads Citadel Securities is running on these TPUs? Are you telling me they need the latest TPUs for market insights?


Replies

vibe42today at 1:11 PM

Training their own, closed, internal models on their own data sets? Probably a good way to squeeze out some market trading signals.

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dist-epochtoday at 6:47 PM

Not Citadel, but Jane Street is training LLMs for trading:

https://www.janestreet.com/join-jane-street/machine-learning...

> We build on the latest papers in LLMs, computer vision, RL, training libraries, cuda kernels, or whatever else we need to train good models.

> We invent our own set of architectures and optimizations that work for trading.