2015–2021 2015 Introducing OpenAI December 11, 2015 — Announcements 2016 OpenAI Gym Beta April 27, 2016 — Research 2016 Universe December 5, 2016 — Research 2017 Proximal Policy Optimization July 20, 2017 — Research, Milestones 2017 Dota 2 August 11, 2017 — Research, OpenAI Five 2018 Preparing for Malicious Uses of AI February 20, 2018 — Research 2018 OpenAI Charter April 9, 2018 — Announcements, Milestones 2018 Learning Dexterity July 30, 2018 — Research, Milestones 2019 Better Language Models and Their Implications February 14, 2019 — Research, Milestones, GPT-2 2019 OpenAI LP March 11, 2019 — Announcements 2019 OpenAI Five Defeats Dota 2 World Champions April 15, 2019 — Research, OpenAI Five 2019 MuseNet April 25, 2019 — Research, Milestones 2019 Microsoft Invests In and Partners with OpenAI to Support Us Building Beneficial AGI July 22, 2019 — Announcements 2019 GPT-2: 6-Month Follow-Up August 20, 2019 — Research, GPT-2 2019 Emergent Tool Use from Multi-Agent Interaction September 17, 2019 — Research, Milestones 2019 Solving Rubik’s Cube with a Robot Hand October 15, 2019 — Research, Milestones 2019 GPT-2: 1.5B Release November 5, 2019 — Research, GPT-2 2020 Jukebox April 30, 2020 — Research, Milestones 2020 OpenAI API June 11, 2020 — API, Announcements 2021 CLIP: Connecting Text and Images January 5, 2021 — Research, Milestones, Multimodal 2021 DALL·E: Creating Images from Text January 5, 2021 — Research, Milestones, Multimodal 2021 Multimodal Neurons in Artificial Neural Networks March 4, 2021 — Research, Milestones, Multimodal 2021 OpenAI Codex August 10, 2021 — API, Announcements