6h ago

DeepSeek names former Jane Street quant Tianyi Cui to lead its Harness team building a desktop AI agent

Cui previously co-founded TSY Capital and won multiple ACM gold medals.

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Original post

Fact A bit strange to appoint a Jane Street guy as harness lead then again, I doubt these labels how they look at it. He probably has what it takes.

2:46 PM · May 22, 2026 View on X

@teortaxesTex i wonder what its like being one of these guys

Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)@teortaxesTex

Fact A bit strange to appoint a Jane Street guy as harness lead then again, I doubt these labels how they look at it. He probably has what it takes.

9:46 PM · May 22, 2026 · 20.1K Views
12:24 AM · May 23, 2026 · 424 Views

@teortaxesTex there is a generally theory that quants are just g loaded and good at coding

plus, there's not that many other things u can do for 9 years to give u relevant agent harness building xp

Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)@teortaxesTex

Fact A bit strange to appoint a Jane Street guy as harness lead then again, I doubt these labels how they look at it. He probably has what it takes.

9:46 PM · May 22, 2026 · 20.1K Views
10:28 PM · May 22, 2026 · 628 Views