OSS Contributions

My open source work is mostly in the 🤗 Hugging Face ecosystem — TRL and PEFT — along with curated datasets published on the Hub.

✅ merged · 🕒 in review

Featured: GOLD Trainer in TRL

Extending TRL's GOLDTrainer (Cross-tokenizer On-and-Off-Policy Distillation):

✅ End-to-end vision-language model support — merged and shipped in the v1.8.0 release. PR #5969
🕒 Complete tool-calling support — PR #6328
🕒 Iterable datasets support and a batch-caching dataloader optimization — PR #6438

Other contributions to TRL

✅ VLM generation fix under chunked-NLL loss — PR #6156
✅ GRPO tool-calling config fix — PR #6423
🕒 GRPO × vLLM multimodal prompt-corruption bug: diagnosis and fix design — Issue #6294
🕒 GRPO × vLLM server-mode multi-turn tool loop generation fix — PR #6673
✅ Cross-device crash fix in the shared model loader — PR #6295

PEFT

✅ Documentation improvements — PR #3406

Datasets on the 🤗 Hugging Face Hub

MMK12-QWEN35-9B-VERIFIED — a verified teacher-trace dataset for vision-language model distillation.
LLaVA-CoT-filtered — a cleaned 87k-example LLaVA-CoT variant with answer-leakage removal.