OpenAI is anticipated to release GPT-4.5 or GPT-4.5 Turbo next week, according to various sources. This follows the recent knowledge update for GPT-4o, which occurred just yesterday. Expectations for the upcoming release include a preview of OpenAI's agents, significant improvements in GPT-4.5 over its predecessor, and new capabilities in image generation. Additionally, there are speculations about increased rate limits for existing models and enhancements to custom instructions and memory features. The excitement surrounding these potential updates has been fueled by hints and leaked information regarding the new models, suggesting that the upcoming week could bring significant advancements in OpenAI's offerings.