OpenAI is set to release its next big AI model in December. The announcement comes as the company hosts its first international DevDay in London on October 30, 2024. The event, starting at 10:00 AM, features various workshops and technical sessions aimed at deepening skills and exploring new possibilities with the OpenAI platform. The main stage events include a welcome kickoff with Olivier Godement and Romain Huet, followed by a session on structured outputs for reliable applications with Atty Eleti and Michelle Pokrass.