Zhangchen Xu's picture

Hiring 💼

Zhangchen Xu PRO

zhangchenxu

·

https://zhangchenxu.com/

AI & ML interests

LLM Data, Alignment, Post-Training, Safety

Recent Activity

updated a model about 14 hours ago

zhangchenxu/FLUX.2-klein-base-9B

published a model about 15 hours ago

zhangchenxu/FLUX.2-klein-base-9B

updated a dataset 3 days ago

BakeAI/celeba-64-data

View all activity

Organizations

zhangchenxu 's datasets 14

zhangchenxu/HardVerify-Math

Viewer • Updated Jun 22, 2025 • 250 • 174 • 2

zhangchenxu/TinyV_Think_Training_Data_Qwen3_Balanced

Viewer • Updated Jun 8, 2025 • 113k • 7

zhangchenxu/TinyV_Training_Data_Qwen3_Balanced

Viewer • Updated Jun 8, 2025 • 113k • 5

zhangchenxu/bigmath_tinyv_filtered

Viewer • Updated May 28, 2025 • 7.01k • 34

zhangchenxu/TinyV_Training_Data_Balanced

Viewer • Updated Apr 13, 2025 • 159k • 4

zhangchenxu/TinyV_Think_Training_Data_Balanced

Viewer • Updated Apr 13, 2025 • 159k • 5

zhangchenxu/KodCode_50K_R1

Viewer • Updated Mar 4, 2025 • 50k • 12

zhangchenxu/KodCode_Hard_18K_R1

Viewer • Updated Mar 4, 2025 • 18.7k • 7

zhangchenxu/Magpie-100k-Gemma2-9B

Viewer • Updated Sep 1, 2024 • 100k • 9

zhangchenxu/zero-eval

Viewer • Updated Jul 29, 2024 • 800 • 48

zhangchenxu/ultrafeedback-labeled

Viewer • Updated Jul 9, 2024 • 61.8k • 8

zhangchenxu/WebInstructSub_axolotl

Viewer • Updated Jun 13, 2024 • 2.34M • 13 • 4

zhangchenxu/MathInstruct_axolotl

Viewer • Updated Jun 13, 2024 • 262k • 6 • 1

zhangchenxu/ShareGPT-Vicuna-unfiltered-axolotl

Viewer • Updated May 29, 2024 • 112k • 15