逾两万人联名请愿，呼吁 OpenAI 恢复 GPT-4o 模型

Core Viewpoint - OpenAI's decision to discontinue GPT-4o has sparked significant user backlash, with thousands advocating for its retention due to its unique user experience and characteristics [1][3]. Group 1: User Response - A petition on Change.org has garnered approximately 21,900 signatures, emphasizing the irreplaceable experience GPT-4o provided to many users [3]. - Users have expressed strong emotional connections to GPT-4o, with some stating that losing it feels like losing a friend rather than just a feature [5]. - Some paid users have indicated they will cancel their ChatGPT subscriptions if GPT-4o is discontinued, highlighting the model's importance to their continued use of OpenAI's services [5]. Group 2: OpenAI's Position - OpenAI announced the discontinuation of GPT-4o and three other variants, effective February 13, following a previous plan to retire GPT-4o that was postponed due to user support [1][3]. - The company cited low usage rates, with only 0.1% of users still opting for GPT-4o, as one of the reasons for its retirement [5]. - Feedback from users regarding GPT-4o's conversational style and warmth has influenced the development of future models, GPT-5.1 and GPT-5.2 [5].