OpenAI GPT-5 System Card
Fuente:
arXiv
Guardado en:
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| Formato: | Preprint |
| Publicado: |
2025
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| _version_ | 1866914525622566912 |
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| author | Singh, Aaditya Fry, Adam Perelman, Adam Tart, Adam Ganesh, Adi El-Kishky, Ahmed McLaughlin, Aidan Low, Aiden Ostrow, AJ Ananthram, Akhila Nathan, Akshay Luo, Alan Helyar, Alec Madry, Aleksander Efremov, Aleksandr Spyra, Aleksandra Baker-Whitcomb, Alex Beutel, Alex Karpenko, Alex Makelov, Alex Neitz, Alex Wei, Alex Barr, Alexandra Kirchmeyer, Alexandre Ivanov, Alexey Christakis, Alexi Gillespie, Alistair Tam, Allison Bennett, Ally Wan, Alvin Huang, Alyssa Sandjideh, Amy McDonald Yang, Amy Kumar, Ananya Saraiva, Andre Vallone, Andrea Gheorghe, Andrei Garcia, Andres Garcia Braunstein, Andrew Liu, Andrew Schmidt, Andrew Mereskin, Andrey Mishchenko, Andrey Applebaum, Andy Rogerson, Andy Rajan, Ann Wei, Annie Kotha, Anoop Srivastava, Anubha Agrawal, Anushree Vijayvergiya, Arun Tyra, Ashley Nair, Ashvin Nayak, Avi Eggers, Ben Ji, Bessie Hoover, Beth Chen, Bill Chen, Blair Barak, Boaz Minaiev, Borys Hao, Botao Baker, Bowen Lightcap, Brad McKinzie, Brandon Wang, Brandon Quinn, Brendan Fioca, Brian Hsu, Brian Yang, Brian Yu, Brian Zhang, Brian Brenner, Brittany Zetino, Callie Riggins Raymond, Cameron Lugaresi, Camillo Paz, Carolina Hudson, Cary Whitney, Cedric Li, Chak Chen, Charles Cole, Charlotte Voss, Chelsea Ding, Chen Shen, Chen Huang, Chengdu Colby, Chris Hallacy, Chris Koch, Chris Lu, Chris Kaplan, Christina Kim, Christina Minott-Henriques, CJ Frey, Cliff Yu, Cody Czarnecki, Coley Reid, Colin Wei, Colin Decareaux, Cory Scheau, Cristina Zhang, Cyril Forbes, Cyrus Tang, Da Goldberg, Dakota Roberts, Dan Palmie, Dana Kappler, Daniel Levine, Daniel Wright, Daniel Leo, Dave Lin, David Robinson, David Grabb, Declan Chen, Derek Lim, Derek Salama, Derek Bhattacharjee, Dibya Tsipras, Dimitris Li, Dinghua Yu, Dingli Strouse, DJ Williams, Drew Hunn, Dylan Bayes, Ed Arbus, Edwin Akyurek, Ekin Le, Elaine Ya Widmann, Elana Yani, Eli Proehl, Elizabeth Sert, Enis Cheung, Enoch Schwartz, Eri Han, Eric Jiang, Eric Mitchell, Eric Sigler, Eric Wallace, Eric Ritter, Erik Kavanaugh, Erin Mays, Evan Nikishin, Evgenii Li, Fangyuan Such, Felipe Petroski Peres, Filipe de Avila Belbute Raso, Filippo Bekerman, Florent Tsimpourlas, Foivos Chantzis, Fotis Song, Francis Zhang, Francis Raila, Gaby McGrath, Garrett Briggs, Gary Yang, Gary Parascandolo, Giambattista Chabot, Gildas Kim, Grace Zhao, Grace Valiant, Gregory Leclerc, Guillaume Salman, Hadi Wang, Hanson Sheng, Hao Jiang, Haoming Wang, Haoyu Jin, Haozhun Sikchi, Harshit Schmidt, Heather Aspegren, Henry Chen, Honglin Qiu, Huida Lightman, Hunter Covert, Ian Kivlichan, Ian Silber, Ian Sohl, Ian Hammoud, Ibrahim Clavera, Ignasi Lan, Ikai Akkaya, Ilge Kostrikov, Ilya Kofman, Irina Etinger, Isak Singal, Ishaan Hehir, Jackie Huh, Jacob Pan, Jacqueline Wilczynski, Jake Pachocki, Jakub Lee, James Quinn, James Kiros, Jamie Kalra, Janvi Samaroo, Jasmyn Wang, Jason Wolfe, Jason Chen, Jay Wang, Jay Harb, Jean Han, Jeffrey Wang, Jeffrey Zhao, Jennifer Chen, Jeremy Yang, Jerene Tworek, Jerry Chand, Jesse Landon, Jessica Liang, Jessica Lin, Ji Liu, Jiancheng Wang, Jianfeng Tang, Jie Yin, Jihan Jang, Joanne Morris, Joel Flynn, Joey Ferstad, Johannes Heidecke, Johannes Fishbein, John Hallman, John Grant, Jonah Chien, Jonathan Gordon, Jonathan Park, Jongsoo Liss, Jordan Kraaijeveld, Jos Guay, Joseph Mo, Joseph Lawson, Josh McGrath, Josh Vendrow, Joshua Jiao, Joy Lee, Julian Steele, Julie Wang, Julie Mao, Junhua Chen, Kai Hayashi, Kai Xiao, Kai Salahi, Kamyar Wu, Kan Sekhri, Karan Sharma, Karan Singhal, Karan Li, Karen Nguyen, Kenny Gu-Lemberg, Keren King, Kevin Liu, Kevin Stone, Kevin Yu, Kevin Ying, Kristen Georgiev, Kristian Lim, Kristie Tirumala, Kushal Miller, Kyle Ahmad, Lama Lv, Larry Clare, Laura Fauconnet, Laurance Itow, Lauren Yang, Lauren Romaniuk, Laurentia Anise, Leah Byron, Lee Pathak, Leher Maksin, Leon Lo, Leyan Ho, Leyton Jing, Li Wu, Liang Xiong, Liang Mamitsuka, Lien Yang, Lin McCallum, Lindsay Held, Lindsey Bourgeois, Liz Engstrom, Logan Kuhn, Lorenz Feuvrier, Louis Zhang, Lu Switzer, Lucas Kondraciuk, Lukas Kaiser, Lukasz Joglekar, Manas Singh, Mandeep Shah, Mandip Stratta, Manuka Williams, Marcus Chen, Mark Sun, Mark Cayton, Marselus Li, Martin Zhang, Marvin Aljubeh, Marwan Nichols, Matt Haines, Matthew Schwarzer, Max Gupta, Mayank Shah, Meghan Guan, Melody Y. Huang, Melody Dong, Meng Wang, Mengqing Glaese, Mia Carroll, Micah Lampe, Michael Malek, Michael Sharman, Michael Zhang, Michael Wang, Michele Pokrass, Michelle Florian, Mihai Pavlov, Mikhail Wang, Miles Chen, Ming Wang, Mingxuan Feng, Minnia Bavarian, Mo Lin, Molly Abdool, Moose Rohaninejad, Mostafa Soto, Nacho Staudacher, Natalie LaFontaine, Natan Marwell, Nathan Liu, Nelson Preston, Nick Turley, Nick Ansman, Nicklas Blades, Nicole Pancha, Nikil Mikhaylin, Nikita Felix, Niko Handa, Nikunj Rai, Nishant Keskar, Nitish Brown, Noam Nachum, Ofir Boiko, Oleg Murk, Oleg Watkins, Olivia Gleeson, Oona Mishkin, Pamela Lesiewicz, Patryk Baltescu, Paul Belov, Pavel Zhokhov, Peter Pronin, Philip Guo, Phillip Thacker, Phoebe Liu, Qi Yuan, Qiming Liu, Qinghua Dias, Rachel Puckett, Rachel Arora, Rahul Mullapudi, Ravi Teja Gaon, Raz Miyara, Reah Song, Rennie Aggarwal, Rishabh Marsan, RJ Yemiru, Robel Xiong, Robert Kshirsagar, Rohan Nuttall, Rohan Tsiupa, Roman Eldan, Ronen Wang, Rose James, Roshan Ziv, Roy Shu, Rui Nigmatullin, Ruslan Jain, Saachi Talaie, Saam Altman, Sam Arnesen, Sam Toizer, Sam Toyer, Sam Miserendino, Samuel Agarwal, Sandhini Yoo, Sarah Heon, Savannah Ethersmith, Scott Grove, Sean Taylor, Sean Bubeck, Sebastien Banesiu, Sever Amdo, Shaokyi Zhao, Shengjia Wu, Sherwin Santurkar, Shibani Zhao, Shiyu Chaudhuri, Shraman Ray Krishnaswamy, Shreyas Shuaiqi Xia Cheng, Shuyang Anadkat, Shyamal Fishman, Simón Posada Tobin, Simon Fu, Siyuan Jain, Somay Mei, Song Egoian, Sonya Kim, Spencer Golden, Spug Mah, SQ Lin, Steph Imm, Stephen Sharpe, Steve Yadlowsky, Steve Choudhry, Sulman Eum, Sungwon Sanjeev, Suvansh Khan, Tabarak Stramer, Tal Wang, Tao Xin, Tao Gogineni, Tarun Christianson, Taya Sanders, Ted Patwardhan, Tejal Degry, Thomas Shadwell, Thomas Fu, Tianfu Gao, Tianshi Garipov, Timur Sriskandarajah, Tina Sherbakov, Toki Korbak, Tomek Kaftan, Tomer Hiratsuka, Tomo Wang, Tongzhou Song, Tony Zhao, Tony Peterson, Troy Kharitonov, Val Chernova, Victoria Kosaraju, Vineet Kuo, Vishal Pong, Vitchyr Verma, Vivek Petrov, Vlad Jiang, Wanning Zhang, Weixing Zhou, Wenda Xie, Wenlei Zhan, Wenting McCabe, Wes DePue, Will Ellsworth, Will Bain, Wulfie Thompson, Wyatt Chen, Xiangning Qi, Xiangyu Xiang, Xin Shi, Xinwei Dubois, Yann Yu, Yaodong Khakbaz, Yara Wu, Yifan Qian, Yilei Lee, Yin Tat Chen, Yinbo Zhang, Yizhen Xiong, Yizhong Tian, Yonglong Cha, Young Bai, Yu Yang, Yu Yuan, Yuan Li, Yuanzhi Zhang, Yufeng Yang, Yuguang Jin, Yujia Jiang, Yun Wang, Yunyun Wang, Yushi Liu, Yutian Stubenvoll, Zach Dou, Zehao Wu, Zheng Wang, Zhigang |
| author_facet | Singh, Aaditya Fry, Adam Perelman, Adam Tart, Adam Ganesh, Adi El-Kishky, Ahmed McLaughlin, Aidan Low, Aiden Ostrow, AJ Ananthram, Akhila Nathan, Akshay Luo, Alan Helyar, Alec Madry, Aleksander Efremov, Aleksandr Spyra, Aleksandra Baker-Whitcomb, Alex Beutel, Alex Karpenko, Alex Makelov, Alex Neitz, Alex Wei, Alex Barr, Alexandra Kirchmeyer, Alexandre Ivanov, Alexey Christakis, Alexi Gillespie, Alistair Tam, Allison Bennett, Ally Wan, Alvin Huang, Alyssa Sandjideh, Amy McDonald Yang, Amy Kumar, Ananya Saraiva, Andre Vallone, Andrea Gheorghe, Andrei Garcia, Andres Garcia Braunstein, Andrew Liu, Andrew Schmidt, Andrew Mereskin, Andrey Mishchenko, Andrey Applebaum, Andy Rogerson, Andy Rajan, Ann Wei, Annie Kotha, Anoop Srivastava, Anubha Agrawal, Anushree Vijayvergiya, Arun Tyra, Ashley Nair, Ashvin Nayak, Avi Eggers, Ben Ji, Bessie Hoover, Beth Chen, Bill Chen, Blair Barak, Boaz Minaiev, Borys Hao, Botao Baker, Bowen Lightcap, Brad McKinzie, Brandon Wang, Brandon Quinn, Brendan Fioca, Brian Hsu, Brian Yang, Brian Yu, Brian Zhang, Brian Brenner, Brittany Zetino, Callie Riggins Raymond, Cameron Lugaresi, Camillo Paz, Carolina Hudson, Cary Whitney, Cedric Li, Chak Chen, Charles Cole, Charlotte Voss, Chelsea Ding, Chen Shen, Chen Huang, Chengdu Colby, Chris Hallacy, Chris Koch, Chris Lu, Chris Kaplan, Christina Kim, Christina Minott-Henriques, CJ Frey, Cliff Yu, Cody Czarnecki, Coley Reid, Colin Wei, Colin Decareaux, Cory Scheau, Cristina Zhang, Cyril Forbes, Cyrus Tang, Da Goldberg, Dakota Roberts, Dan Palmie, Dana Kappler, Daniel Levine, Daniel Wright, Daniel Leo, Dave Lin, David Robinson, David Grabb, Declan Chen, Derek Lim, Derek Salama, Derek Bhattacharjee, Dibya Tsipras, Dimitris Li, Dinghua Yu, Dingli Strouse, DJ Williams, Drew Hunn, Dylan Bayes, Ed Arbus, Edwin Akyurek, Ekin Le, Elaine Ya Widmann, Elana Yani, Eli Proehl, Elizabeth Sert, Enis Cheung, Enoch Schwartz, Eri Han, Eric Jiang, Eric Mitchell, Eric Sigler, Eric Wallace, Eric Ritter, Erik Kavanaugh, Erin Mays, Evan Nikishin, Evgenii Li, Fangyuan Such, Felipe Petroski Peres, Filipe de Avila Belbute Raso, Filippo Bekerman, Florent Tsimpourlas, Foivos Chantzis, Fotis Song, Francis Zhang, Francis Raila, Gaby McGrath, Garrett Briggs, Gary Yang, Gary Parascandolo, Giambattista Chabot, Gildas Kim, Grace Zhao, Grace Valiant, Gregory Leclerc, Guillaume Salman, Hadi Wang, Hanson Sheng, Hao Jiang, Haoming Wang, Haoyu Jin, Haozhun Sikchi, Harshit Schmidt, Heather Aspegren, Henry Chen, Honglin Qiu, Huida Lightman, Hunter Covert, Ian Kivlichan, Ian Silber, Ian Sohl, Ian Hammoud, Ibrahim Clavera, Ignasi Lan, Ikai Akkaya, Ilge Kostrikov, Ilya Kofman, Irina Etinger, Isak Singal, Ishaan Hehir, Jackie Huh, Jacob Pan, Jacqueline Wilczynski, Jake Pachocki, Jakub Lee, James Quinn, James Kiros, Jamie Kalra, Janvi Samaroo, Jasmyn Wang, Jason Wolfe, Jason Chen, Jay Wang, Jay Harb, Jean Han, Jeffrey Wang, Jeffrey Zhao, Jennifer Chen, Jeremy Yang, Jerene Tworek, Jerry Chand, Jesse Landon, Jessica Liang, Jessica Lin, Ji Liu, Jiancheng Wang, Jianfeng Tang, Jie Yin, Jihan Jang, Joanne Morris, Joel Flynn, Joey Ferstad, Johannes Heidecke, Johannes Fishbein, John Hallman, John Grant, Jonah Chien, Jonathan Gordon, Jonathan Park, Jongsoo Liss, Jordan Kraaijeveld, Jos Guay, Joseph Mo, Joseph Lawson, Josh McGrath, Josh Vendrow, Joshua Jiao, Joy Lee, Julian Steele, Julie Wang, Julie Mao, Junhua Chen, Kai Hayashi, Kai Xiao, Kai Salahi, Kamyar Wu, Kan Sekhri, Karan Sharma, Karan Singhal, Karan Li, Karen Nguyen, Kenny Gu-Lemberg, Keren King, Kevin Liu, Kevin Stone, Kevin Yu, Kevin Ying, Kristen Georgiev, Kristian Lim, Kristie Tirumala, Kushal Miller, Kyle Ahmad, Lama Lv, Larry Clare, Laura Fauconnet, Laurance Itow, Lauren Yang, Lauren Romaniuk, Laurentia Anise, Leah Byron, Lee Pathak, Leher Maksin, Leon Lo, Leyan Ho, Leyton Jing, Li Wu, Liang Xiong, Liang Mamitsuka, Lien Yang, Lin McCallum, Lindsay Held, Lindsey Bourgeois, Liz Engstrom, Logan Kuhn, Lorenz Feuvrier, Louis Zhang, Lu Switzer, Lucas Kondraciuk, Lukas Kaiser, Lukasz Joglekar, Manas Singh, Mandeep Shah, Mandip Stratta, Manuka Williams, Marcus Chen, Mark Sun, Mark Cayton, Marselus Li, Martin Zhang, Marvin Aljubeh, Marwan Nichols, Matt Haines, Matthew Schwarzer, Max Gupta, Mayank Shah, Meghan Guan, Melody Y. Huang, Melody Dong, Meng Wang, Mengqing Glaese, Mia Carroll, Micah Lampe, Michael Malek, Michael Sharman, Michael Zhang, Michael Wang, Michele Pokrass, Michelle Florian, Mihai Pavlov, Mikhail Wang, Miles Chen, Ming Wang, Mingxuan Feng, Minnia Bavarian, Mo Lin, Molly Abdool, Moose Rohaninejad, Mostafa Soto, Nacho Staudacher, Natalie LaFontaine, Natan Marwell, Nathan Liu, Nelson Preston, Nick Turley, Nick Ansman, Nicklas Blades, Nicole Pancha, Nikil Mikhaylin, Nikita Felix, Niko Handa, Nikunj Rai, Nishant Keskar, Nitish Brown, Noam Nachum, Ofir Boiko, Oleg Murk, Oleg Watkins, Olivia Gleeson, Oona Mishkin, Pamela Lesiewicz, Patryk Baltescu, Paul Belov, Pavel Zhokhov, Peter Pronin, Philip Guo, Phillip Thacker, Phoebe Liu, Qi Yuan, Qiming Liu, Qinghua Dias, Rachel Puckett, Rachel Arora, Rahul Mullapudi, Ravi Teja Gaon, Raz Miyara, Reah Song, Rennie Aggarwal, Rishabh Marsan, RJ Yemiru, Robel Xiong, Robert Kshirsagar, Rohan Nuttall, Rohan Tsiupa, Roman Eldan, Ronen Wang, Rose James, Roshan Ziv, Roy Shu, Rui Nigmatullin, Ruslan Jain, Saachi Talaie, Saam Altman, Sam Arnesen, Sam Toizer, Sam Toyer, Sam Miserendino, Samuel Agarwal, Sandhini Yoo, Sarah Heon, Savannah Ethersmith, Scott Grove, Sean Taylor, Sean Bubeck, Sebastien Banesiu, Sever Amdo, Shaokyi Zhao, Shengjia Wu, Sherwin Santurkar, Shibani Zhao, Shiyu Chaudhuri, Shraman Ray Krishnaswamy, Shreyas Shuaiqi Xia Cheng, Shuyang Anadkat, Shyamal Fishman, Simón Posada Tobin, Simon Fu, Siyuan Jain, Somay Mei, Song Egoian, Sonya Kim, Spencer Golden, Spug Mah, SQ Lin, Steph Imm, Stephen Sharpe, Steve Yadlowsky, Steve Choudhry, Sulman Eum, Sungwon Sanjeev, Suvansh Khan, Tabarak Stramer, Tal Wang, Tao Xin, Tao Gogineni, Tarun Christianson, Taya Sanders, Ted Patwardhan, Tejal Degry, Thomas Shadwell, Thomas Fu, Tianfu Gao, Tianshi Garipov, Timur Sriskandarajah, Tina Sherbakov, Toki Korbak, Tomek Kaftan, Tomer Hiratsuka, Tomo Wang, Tongzhou Song, Tony Zhao, Tony Peterson, Troy Kharitonov, Val Chernova, Victoria Kosaraju, Vineet Kuo, Vishal Pong, Vitchyr Verma, Vivek Petrov, Vlad Jiang, Wanning Zhang, Weixing Zhou, Wenda Xie, Wenlei Zhan, Wenting McCabe, Wes DePue, Will Ellsworth, Will Bain, Wulfie Thompson, Wyatt Chen, Xiangning Qi, Xiangyu Xiang, Xin Shi, Xinwei Dubois, Yann Yu, Yaodong Khakbaz, Yara Wu, Yifan Qian, Yilei Lee, Yin Tat Chen, Yinbo Zhang, Yizhen Xiong, Yizhong Tian, Yonglong Cha, Young Bai, Yu Yang, Yu Yuan, Yuan Li, Yuanzhi Zhang, Yufeng Yang, Yuguang Jin, Yujia Jiang, Yun Wang, Yunyun Wang, Yushi Liu, Yutian Stubenvoll, Zach Dou, Zehao Wu, Zheng Wang, Zhigang |
| contents | This is the system card published alongside the OpenAI GPT-5 launch, August 2025.
GPT-5 is a unified system with a smart and fast model that answers most questions, a deeper reasoning model for harder problems, and a real-time router that quickly decides which model to use based on conversation type, complexity, tool needs, and explicit intent (for example, if you say 'think hard about this' in the prompt). The router is continuously trained on real signals, including when users switch models, preference rates for responses, and measured correctness, improving over time. Once usage limits are reached, a mini version of each model handles remaining queries.
This system card focuses primarily on gpt-5-thinking and gpt-5-main, while evaluations for other models are available in the appendix. The GPT-5 system not only outperforms previous models on benchmarks and answers questions more quickly, but -- more importantly -- is more useful for real-world queries. We've made significant advances in reducing hallucinations, improving instruction following, and minimizing sycophancy, and have leveled up GPT-5's performance in three of ChatGPT's most common uses: writing, coding, and health. All of the GPT-5 models additionally feature safe-completions, our latest approach to safety training to prevent disallowed content.
Similarly to ChatGPT agent, we have decided to treat gpt-5-thinking as High capability in the Biological and Chemical domain under our Preparedness Framework, activating the associated safeguards. While we do not have definitive evidence that this model could meaningfully help a novice to create severe biological harm -- our defined threshold for High capability -- we have chosen to take a precautionary approach. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2601_03267 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | OpenAI GPT-5 System Card Singh, Aaditya Fry, Adam Perelman, Adam Tart, Adam Ganesh, Adi El-Kishky, Ahmed McLaughlin, Aidan Low, Aiden Ostrow, AJ Ananthram, Akhila Nathan, Akshay Luo, Alan Helyar, Alec Madry, Aleksander Efremov, Aleksandr Spyra, Aleksandra Baker-Whitcomb, Alex Beutel, Alex Karpenko, Alex Makelov, Alex Neitz, Alex Wei, Alex Barr, Alexandra Kirchmeyer, Alexandre Ivanov, Alexey Christakis, Alexi Gillespie, Alistair Tam, Allison Bennett, Ally Wan, Alvin Huang, Alyssa Sandjideh, Amy McDonald Yang, Amy Kumar, Ananya Saraiva, Andre Vallone, Andrea Gheorghe, Andrei Garcia, Andres Garcia Braunstein, Andrew Liu, Andrew Schmidt, Andrew Mereskin, Andrey Mishchenko, Andrey Applebaum, Andy Rogerson, Andy Rajan, Ann Wei, Annie Kotha, Anoop Srivastava, Anubha Agrawal, Anushree Vijayvergiya, Arun Tyra, Ashley Nair, Ashvin Nayak, Avi Eggers, Ben Ji, Bessie Hoover, Beth Chen, Bill Chen, Blair Barak, Boaz Minaiev, Borys Hao, Botao Baker, Bowen Lightcap, Brad McKinzie, Brandon Wang, Brandon Quinn, Brendan Fioca, Brian Hsu, Brian Yang, Brian Yu, Brian Zhang, Brian Brenner, Brittany Zetino, Callie Riggins Raymond, Cameron Lugaresi, Camillo Paz, Carolina Hudson, Cary Whitney, Cedric Li, Chak Chen, Charles Cole, Charlotte Voss, Chelsea Ding, Chen Shen, Chen Huang, Chengdu Colby, Chris Hallacy, Chris Koch, Chris Lu, Chris Kaplan, Christina Kim, Christina Minott-Henriques, CJ Frey, Cliff Yu, Cody Czarnecki, Coley Reid, Colin Wei, Colin Decareaux, Cory Scheau, Cristina Zhang, Cyril Forbes, Cyrus Tang, Da Goldberg, Dakota Roberts, Dan Palmie, Dana Kappler, Daniel Levine, Daniel Wright, Daniel Leo, Dave Lin, David Robinson, David Grabb, Declan Chen, Derek Lim, Derek Salama, Derek Bhattacharjee, Dibya Tsipras, Dimitris Li, Dinghua Yu, Dingli Strouse, DJ Williams, Drew Hunn, Dylan Bayes, Ed Arbus, Edwin Akyurek, Ekin Le, Elaine Ya Widmann, Elana Yani, Eli Proehl, Elizabeth Sert, Enis Cheung, Enoch Schwartz, Eri Han, Eric Jiang, Eric Mitchell, Eric Sigler, Eric Wallace, Eric Ritter, Erik Kavanaugh, Erin Mays, Evan Nikishin, Evgenii Li, Fangyuan Such, Felipe Petroski Peres, Filipe de Avila Belbute Raso, Filippo Bekerman, Florent Tsimpourlas, Foivos Chantzis, Fotis Song, Francis Zhang, Francis Raila, Gaby McGrath, Garrett Briggs, Gary Yang, Gary Parascandolo, Giambattista Chabot, Gildas Kim, Grace Zhao, Grace Valiant, Gregory Leclerc, Guillaume Salman, Hadi Wang, Hanson Sheng, Hao Jiang, Haoming Wang, Haoyu Jin, Haozhun Sikchi, Harshit Schmidt, Heather Aspegren, Henry Chen, Honglin Qiu, Huida Lightman, Hunter Covert, Ian Kivlichan, Ian Silber, Ian Sohl, Ian Hammoud, Ibrahim Clavera, Ignasi Lan, Ikai Akkaya, Ilge Kostrikov, Ilya Kofman, Irina Etinger, Isak Singal, Ishaan Hehir, Jackie Huh, Jacob Pan, Jacqueline Wilczynski, Jake Pachocki, Jakub Lee, James Quinn, James Kiros, Jamie Kalra, Janvi Samaroo, Jasmyn Wang, Jason Wolfe, Jason Chen, Jay Wang, Jay Harb, Jean Han, Jeffrey Wang, Jeffrey Zhao, Jennifer Chen, Jeremy Yang, Jerene Tworek, Jerry Chand, Jesse Landon, Jessica Liang, Jessica Lin, Ji Liu, Jiancheng Wang, Jianfeng Tang, Jie Yin, Jihan Jang, Joanne Morris, Joel Flynn, Joey Ferstad, Johannes Heidecke, Johannes Fishbein, John Hallman, John Grant, Jonah Chien, Jonathan Gordon, Jonathan Park, Jongsoo Liss, Jordan Kraaijeveld, Jos Guay, Joseph Mo, Joseph Lawson, Josh McGrath, Josh Vendrow, Joshua Jiao, Joy Lee, Julian Steele, Julie Wang, Julie Mao, Junhua Chen, Kai Hayashi, Kai Xiao, Kai Salahi, Kamyar Wu, Kan Sekhri, Karan Sharma, Karan Singhal, Karan Li, Karen Nguyen, Kenny Gu-Lemberg, Keren King, Kevin Liu, Kevin Stone, Kevin Yu, Kevin Ying, Kristen Georgiev, Kristian Lim, Kristie Tirumala, Kushal Miller, Kyle Ahmad, Lama Lv, Larry Clare, Laura Fauconnet, Laurance Itow, Lauren Yang, Lauren Romaniuk, Laurentia Anise, Leah Byron, Lee Pathak, Leher Maksin, Leon Lo, Leyan Ho, Leyton Jing, Li Wu, Liang Xiong, Liang Mamitsuka, Lien Yang, Lin McCallum, Lindsay Held, Lindsey Bourgeois, Liz Engstrom, Logan Kuhn, Lorenz Feuvrier, Louis Zhang, Lu Switzer, Lucas Kondraciuk, Lukas Kaiser, Lukasz Joglekar, Manas Singh, Mandeep Shah, Mandip Stratta, Manuka Williams, Marcus Chen, Mark Sun, Mark Cayton, Marselus Li, Martin Zhang, Marvin Aljubeh, Marwan Nichols, Matt Haines, Matthew Schwarzer, Max Gupta, Mayank Shah, Meghan Guan, Melody Y. Huang, Melody Dong, Meng Wang, Mengqing Glaese, Mia Carroll, Micah Lampe, Michael Malek, Michael Sharman, Michael Zhang, Michael Wang, Michele Pokrass, Michelle Florian, Mihai Pavlov, Mikhail Wang, Miles Chen, Ming Wang, Mingxuan Feng, Minnia Bavarian, Mo Lin, Molly Abdool, Moose Rohaninejad, Mostafa Soto, Nacho Staudacher, Natalie LaFontaine, Natan Marwell, Nathan Liu, Nelson Preston, Nick Turley, Nick Ansman, Nicklas Blades, Nicole Pancha, Nikil Mikhaylin, Nikita Felix, Niko Handa, Nikunj Rai, Nishant Keskar, Nitish Brown, Noam Nachum, Ofir Boiko, Oleg Murk, Oleg Watkins, Olivia Gleeson, Oona Mishkin, Pamela Lesiewicz, Patryk Baltescu, Paul Belov, Pavel Zhokhov, Peter Pronin, Philip Guo, Phillip Thacker, Phoebe Liu, Qi Yuan, Qiming Liu, Qinghua Dias, Rachel Puckett, Rachel Arora, Rahul Mullapudi, Ravi Teja Gaon, Raz Miyara, Reah Song, Rennie Aggarwal, Rishabh Marsan, RJ Yemiru, Robel Xiong, Robert Kshirsagar, Rohan Nuttall, Rohan Tsiupa, Roman Eldan, Ronen Wang, Rose James, Roshan Ziv, Roy Shu, Rui Nigmatullin, Ruslan Jain, Saachi Talaie, Saam Altman, Sam Arnesen, Sam Toizer, Sam Toyer, Sam Miserendino, Samuel Agarwal, Sandhini Yoo, Sarah Heon, Savannah Ethersmith, Scott Grove, Sean Taylor, Sean Bubeck, Sebastien Banesiu, Sever Amdo, Shaokyi Zhao, Shengjia Wu, Sherwin Santurkar, Shibani Zhao, Shiyu Chaudhuri, Shraman Ray Krishnaswamy, Shreyas Shuaiqi Xia Cheng, Shuyang Anadkat, Shyamal Fishman, Simón Posada Tobin, Simon Fu, Siyuan Jain, Somay Mei, Song Egoian, Sonya Kim, Spencer Golden, Spug Mah, SQ Lin, Steph Imm, Stephen Sharpe, Steve Yadlowsky, Steve Choudhry, Sulman Eum, Sungwon Sanjeev, Suvansh Khan, Tabarak Stramer, Tal Wang, Tao Xin, Tao Gogineni, Tarun Christianson, Taya Sanders, Ted Patwardhan, Tejal Degry, Thomas Shadwell, Thomas Fu, Tianfu Gao, Tianshi Garipov, Timur Sriskandarajah, Tina Sherbakov, Toki Korbak, Tomek Kaftan, Tomer Hiratsuka, Tomo Wang, Tongzhou Song, Tony Zhao, Tony Peterson, Troy Kharitonov, Val Chernova, Victoria Kosaraju, Vineet Kuo, Vishal Pong, Vitchyr Verma, Vivek Petrov, Vlad Jiang, Wanning Zhang, Weixing Zhou, Wenda Xie, Wenlei Zhan, Wenting McCabe, Wes DePue, Will Ellsworth, Will Bain, Wulfie Thompson, Wyatt Chen, Xiangning Qi, Xiangyu Xiang, Xin Shi, Xinwei Dubois, Yann Yu, Yaodong Khakbaz, Yara Wu, Yifan Qian, Yilei Lee, Yin Tat Chen, Yinbo Zhang, Yizhen Xiong, Yizhong Tian, Yonglong Cha, Young Bai, Yu Yang, Yu Yuan, Yuan Li, Yuanzhi Zhang, Yufeng Yang, Yuguang Jin, Yujia Jiang, Yun Wang, Yunyun Wang, Yushi Liu, Yutian Stubenvoll, Zach Dou, Zehao Wu, Zheng Wang, Zhigang Computation and Language Artificial Intelligence This is the system card published alongside the OpenAI GPT-5 launch, August 2025. GPT-5 is a unified system with a smart and fast model that answers most questions, a deeper reasoning model for harder problems, and a real-time router that quickly decides which model to use based on conversation type, complexity, tool needs, and explicit intent (for example, if you say 'think hard about this' in the prompt). The router is continuously trained on real signals, including when users switch models, preference rates for responses, and measured correctness, improving over time. Once usage limits are reached, a mini version of each model handles remaining queries. This system card focuses primarily on gpt-5-thinking and gpt-5-main, while evaluations for other models are available in the appendix. The GPT-5 system not only outperforms previous models on benchmarks and answers questions more quickly, but -- more importantly -- is more useful for real-world queries. We've made significant advances in reducing hallucinations, improving instruction following, and minimizing sycophancy, and have leveled up GPT-5's performance in three of ChatGPT's most common uses: writing, coding, and health. All of the GPT-5 models additionally feature safe-completions, our latest approach to safety training to prevent disallowed content. Similarly to ChatGPT agent, we have decided to treat gpt-5-thinking as High capability in the Biological and Chemical domain under our Preparedness Framework, activating the associated safeguards. While we do not have definitive evidence that this model could meaningfully help a novice to create severe biological harm -- our defined threshold for High capability -- we have chosen to take a precautionary approach. |
| title | OpenAI GPT-5 System Card |
| topic | Computation and Language Artificial Intelligence |
| url | https://arxiv.org/abs/2601.03267 |