| Domain | Role/Domain | Name | Comments |
| Pretraining | Throughput lead | Trevor Cai | Core-contributor |
| Dataset sourcing and processing lead | Qiming Yuan | Core-contributor |
| Computer cluster scaling | N/A | |
| Data | Che Chang | |
| | Leo Gao | |
| | Roger Jiang | |
| | Heewoo Jun | |
| | Chak Ming Li | |
| | Lilian Weng | |
| | Tao Xu | |
| | Qiming Yuan | |
| Distributed training infrastructure | Trevor Cai | |
| | Qiming Yuan | |
| Hardware correctness | Qiming Yuan | |
| Optimization & architecture | Jesse Han | |
| | Jie Tang | |
| | Tao Xu | |
| Training run babysitting | Trevor Cai | |
| | Roger Jiang | |
| | Ben Wang | |
| | Tao Xu | |
| | Qiming Yuan | |
| Long Context | Attention architecture lead | Ben Wang | Core-contributor |
| Long context Research | Heewoo Jun | |
| | Chak Ming Li | |
| | Ben Wang | |
| Long context kernels | N/A | |
| Vision | Execution lead | Trevor Cai | Core-contributor |
| Vision team co-lead, Deployment lead | Mark Chen | Core-contributor |
| Initial prototype lead | Casey Chu | Core-contributor |
| Vision Safety Evaluations lead | Shengli Hu | Core-contributor |
| Architecture research | Casey Chu | |
| Compute cluster scaling | N/A | |
| Distributed training infrastructure | Trevor Cai | |
| | Yunxing Dai | |
| | Tianhao Zheng | |
| Hardware correctness | Trevor Cai | |
| Data | Tao Xu | |
| Alignment data | Long Ouyang | |
| Training run babysitting | Trevor Cai | |
| Deployment & post-training | Mark Chen | |
| | Jiayi Weng | |
| Reinforcement Learning & Alignment | Human data product manager | Teddy Lee | Core-contributor |
| IF data collection lead | Long Ouyang | Core-contributor |
| RL Infrastructure author | Jiayi Weng | Core-contributor |
| Refusals & model safety co-lead | Chong Zhang | Core-contributor |
| Reward model lead | Shengjia Zhao | Core-contributor |
| Dataset contributions | Roger Jiang | |
| | Chak Ming Li | |
| | Stephanie Lin | |
| | Tong Mu | |
| | Long Ouyang | |
| | Vitchyr Pong | |
| | Jeff Wu | |
| | Kai Xiao | |
| | Kevin Yu | |
| | Marvin Zhang | |
| | Chong Zhang | |
| Data infrastructure | Haozhun Jin | |
| | Teddy Lee | |
| | Long Ouyang | |
| | Vitchyr Pong | |
| | Jiayi Weng | |
| | Kevin Yu | |
| ChatML format | Chak Ming Li | |
| | Vitchyr Pong | |
| Model safety | Hyung WonChung | |
| | Shixiang Shane Gu | |
| | Teddy Lee | |
| | Stephanie Lin | |
| | Tong Mu | |
| | Jason Wei | |
| | Lilian Weng | |
| | Kai Xiao | |
| | Chong Zhang | |
| | Marvin Zhang | |
| Refusals | Stephanie Lin | |
| | Tong Mu | |
| | Lilian Weng | |
| | Kai Xiao | |
| | Chong Zhang | |
| Foundational RLHF and InstructGPT work | Roger Jiang | |
| | Stephanie Lin | |
| | Long Ouyang | |
| | Jeff Wu | |
| | Kai Xiao | |
| | Marvin Zhang | |
| Flagship training runs | Roger Jiang | |
| | Jiayi Weng | |
| | Chong Zhang | |
| | Shengjia Zhao | |
| Code capability | Haozhun Jin | |
| | Teddy Lee | |
| | Chak Ming Li | |
| | Vitchyr Pong | |
| | Kevin Yu | |
| Evaluation & analysis | OpenAI Evals lead | Alvin Wang | Core-contributor |
| Safety evaluations co-lead | Kai Xiao | Core-contributor |
| OpenAI Evals open-sourcing co-lead | Marvin Zhang | |
| OpenAI Evals library | Shixiang Shane Gu | |
| | Angela Jiang | |
| | Alvin Wang | |
| | Marvin Zhang | |
| Model-graded evaluation infrastructure | Shixiang Shane Gu | |
| | Chong Zhang | |
| | Marvin Zhang | |
| | Shengjia Zhao | |
| Acceleration forecasting | N/A | |
| ChatGPT evaluations | Hyung Won Chung | |
| | Jason Wei | |
| | Shengjia Zhao | |
| Capability evaluations | Shengli Hu | |
| | Roger Jiang | |
| | Teddy Lee | |
| | Alvin Wang | |
| | Juntang Zhuang | |
| Coding evaluations | Chak Ming Li | |
| | Vitchyr Pong | |
| | Kevin Yu | |
| Real-world use case evaluations | N/A | |
| Contamination investigations | Roger Jiang | |
| | Qiming Yuan | |
| Instruction following and API evals | Marvin Zhang | |
| Novel capability discovery | Xin Hu | |
| Vision evaluations | Shixiang Shane Gu | |
| | Shengli Hu | |
| Economic impact evaluation | N/A | |
| Non-proliferation, international humanitarian law & national security red teaming | N/A | |
| Overreliance analysis | N/A | |
| Privacy and PII evaluations | N/A | |
| Safety and policy evaluations | Shengli Hu | |
| | Stephanie Lin | |
| | Tong Mu | |
| | Lilian Weng | |
| | Kai Xiao | |
| | Chong Zhang | |
| OpenAI adversarial testers | Derek Chen | |
| | Hyung Won Chung | |
| | Shengli Hu | |
| | Teddy Lee | |
| | Molly Lin | |
| | Tong Mu | |
| | Yang Song | |
| | Elizabeth Tseng | |
| | Jason Wei | |
| | Chong Zhang | |
| System card & broader impacts analysis | Derek Chen | |
| | Leo Gao | |
| | Shengli Hu | |
| | Stephanie Lin | |
| | Tong Mu | |
| | Lilian Weng | |
| | Kai Xiao | |
| | Chong Zhang | |
| Deployment | Monitoring & response lead | Derek Chen | Core-contributor |
| GPT-4 product co-lead | Joanne Jang | Core-contributor |
| GPT-4 product co-lead | Angela Jiang | Core-contributor |
| GPT-4 API co-lead | Rachel Lim | Core-contributor |
| Applied research lead | Lilian Weng | Core-contributor |
| Inference research lead | Michael Wu | Core-contributor |
| Inference research | Yuchen He | |
| | Michael Wu | |
| GPT-4 API & ChatML deployment | Brooke Chan | |
| | Chester Cho | |
| | Rachel Lim | |
| | Andrew Peng | |
| | Sherwin Wu | |
| GPT-4 web experience | Jason Chen | |
| Inference infrastructure | Brooke Chan | |
| | Kenny Hsu | |
| | Rachel Lim | |
| Reliability engineering | Haiming Bao | |
| | Yufei Guo | |
| | Vishal Kuo | |
| | Ikai Lan | |
| Trust & safety engineering | N/A | |
| Trust & safety monitoring and response | Derek Chen | |
| | Molly Lin | |
| Trust & safety policy | N/A | |
| Deployment compute | N/A | |
| Product management | Joanne Jang | |
| | Angela Jiang | |
| Additional contributions | Blog post & paper content | Shengli Hu | |
| | Roger Jiang | |
| | Stephanie Lin | |
| | Tong Mu | |
| | Jie Tang | |
| | Kai Xiao | |
| | Chong Zhang | |
| | Marvin Zhang | |
| Communications | Ruby Chen | |
| | Justin Jay Wang | |
| | Hannah Wong | |
| | Elizabeth Tseng | |
| Contracting, revenue, pricing, & finance support | Brooke Chan | |
| | Denny Jin | |
| Launch partners & product operations | Teddy Lee | |
| Legal | Che Chang | |
| Security & privacy engineering | Xin Hu | |
| System administration & on-call support | N/A | |
| Authorship & credit attribution | N/A | |
