Pre-training leads Aidan Clark, Alex Paino, Jacob Menick Post-training leads Liam Fedus, Luke Metz Architecture leads Clemens Winter, Lia Guy Optimization leads Sam Schoenholz, Daniel Levy Long-context lead Nitish Keskar Pre-training Data leads Alex Carney, Alex Paino, Ian Sohl, Qiming Yuan Tokenizer lead Reimar Leike Human data leads Arka Dhar, Brydon Eastman, Mia Glaese Eval lead Ben Sokolowsky Data flywheel lead Andrew Kondrich Inference lead Felipe Petroski Such Inference Productionization lead Henrique Ponde de Oliveira Pinto Post-training infrastructure leads Jiayi Weng, Randall Lin, Youlong Cheng Pre-training organization lead Nick Ryder Pre-training program lead Lauren Itow Post-training organization leads Barret Zoph, John Schulman Post-training program lead Mianna Chen Core contributors Adam Lerer, Adam P. Goucher, Adam Perelman, Akila Welihinda, Alec Radford, Alex Borzunov, Alex Carney, Alex Chow, Alex Paino, Alex Renzin, Alex Tachard Passos, Alexi Christakis, Ali Kamali, Allison Moyer, Allison Tam, Amadou Crookes, Amin Tootoonchian, Ananya Kumar, Andrej Karpathy, Andrey Mishchenko, Andrew Cann, Andrew Kondrich, Andrew Tulloch, Angela Jiang, Antoine Pelisse, Antonia Woodford, Anuj Gosalia, Avi Nayak, Avital Oliver, Behrooz Ghorbani, Ben Leimberger, Ben Wang, Beth Hoover, Blake Samic, Brian Guarraci, Brydon Eastman, Camillo Lugaresi, Chak Li, Charlotte Barette, Chelsea Voss, Chen Ding, Chong Zhang, Chris Beaumont, Chris Hallacy, Chris Koch, Christian Gibson, Christine Choi, Christopher Hesse, Colin Wei, Daniel Kappler, Daniel Levin, Daniel Levy, David Farhi, David Mely, David Sasaki, Dimitris Tsipras, Doug Li, Duc Phong Nguyen, Duncan Findlay, Edmund Wong, Ehsan Asdar, Elizabeth Proehl, Elizabeth Yang, Eric Peterson, Eric Sigler, Eugene Brevdo, Farzad Khorasani, Francis Zhang, Gene Oden, Geoff Salmon, Hadi Salman, Haiming Bao, Heather Schmidt, Hongyu Ren, Hyung Won Chung, Ian Kivlichan, Ian O'Connell, Ian Osband, Ibrahim Okuyucu, Ilya Kostrikov, Ingmar Kanitscheider, Jacob Coxon, James Crooks, James Lennon, Jane Park, Jason Teplitz, Jason Wei, Jason Wolfe, Jay Chen, Jeff Harris, Jiayi Weng, Jie Tang, Joanne Jang, Jonathan Ward, Jonathan McKay, Jong Wook Kim, Josh Gross, Josh Kaplan, Joy Jiao, Joyce Lee, Juntang Zhuang, Kai Fricke, Kavin Karthik, Kenny Hsu, Kiel Howe, Kyle Luther, Larry Kai, Lauren Itow, Leo Chen, Lia Guy, Lien Mamitsuka, Lilian Weng, Long Ouyang, Louis Feuvrier, Lukas Kondraciuk, Lukasz Kaiser, Lyric Doshi, Mada Aflak, Maddie Simens, Madeleine Thompson, Marat Dukhan, Marvin Zhang, Mateusz Litwin, Matthew Zeng, Max Johnson, Mayank Gupta, Mia Glaese, Michael Janner, Michael Petrov, Michael Wu, Michelle Fradin, Michelle Pokrass, Miguel Oom Temudo de Castro, Mikhail Pavlov, Minal Khan, Mo Bavarian, Murat Yesildal, Natalia Gimelshein, Natalie Staudacher, Nick Stathas, Nik Tezak, Nithanth Kudige, Noel Bundick, Ofir Nachum, Oleg Boiko, Oleg Murk, Olivier Godement, Owen Campbell-Moore, Philip Pronin, Philippe Tillet, Rachel Lim, Rajan Troll, Randall Lin, Rapha gontijo lopes, Raul Puri, Reah Miyara, Reimar Leike, Renaud Gaubert, Reza Zamani, Rob Honsby, Rohit Ramchandani, Rory Carmichael, Ruslan Nigmatullin, Ryan Cheu, Sara Culver, Scott Gray, Sean Grove, Sean Metzger, Shantanu Jain, Shengjia Zhao, Sherwin Wu, Shuaiqi (Tony) Xia, Sonia Phene, Spencer Papay, Steve Coffey, Steve Lee, Steve Lee, Stewart Hall, Suchir Balaji, Tal Broda, Tal Stramer, Tarun Gogineni, Ted Sanders, Thomas Cunninghman, Thomas Dimson, Thomas Raoux, Tianhao Zheng, Christina Kim, Todd Underwood, Tristan Heywood, Valerie Qi, Vinnie Monaco, Vlad Fomenko, Weiyi Zheng, Wenda Zhou, Wojciech Zaremba, Yash Patil, Yilei, Qian, Yongjik Kim, Youlong Cheng, Yuchen He, Yuchen Zhang, Yujia Jin, Yunxing Dai, Yury Malkov