Di Xiao

OSINT Profile

Di Xiao is the original author of 🤗 TRL — the transformer-RL library that put PPO/DPO RLHF training into open source and became the standard starting point for instruction-tuning research. NVIDIA agreed to acquire Hugging Face for ~$12.9B on 2026-09-03 ($11.9B to shareholders + up to $1B equity retention for HF employees joining NVIDIA; HF to remain an open platform; expected close H1 2027 pending regulatory approvals; antitrust runway + GPU-neutrality of the Hub are the live radar questions). Listed in Hugging Face's public organization directory (187 members, retrieved 2026-09-04); named at the HF All Hands where the deal was announced.

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Public OpCo / HoldCo Nodes

Only public nodes listed.

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