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OpenAI Discontinues GPT-4 Models: Enterprise Users Retain API Access While Consumer Features Face Major Disruption

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OpenAI’s Transition to GPT-5

After unveiling its latest flagship model family, GPT-5, OpenAI announced that this model will replace all existing models within the ChatGPT platform. According to a spokesperson, users will no longer need to select a model for specific tasks, as GPT-5 will be the sole option available once access is granted. This means that models such as GPT-4o, o3, o4-mini, and o4-mini-high will no longer be accessible.

Access to GPT-5 is being rolled out to ChatGPT Plus, Free, Pro, and Team users, while only Enterprise and Edu tiers will retain the “legacy” models for an additional 60 days. This decision surprised many ChatGPT users who had grown accustomed to their preferred models for daily tasks. Adjusting to this change may take time, especially for those who had tailored their workflows around specific model interactions and response times.

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User Reactions to Model Changes

While some users have expressed disappointment over the discontinuation of GPT-4.5, citing its superior performance in textual and conceptual analysis, others are struggling to adapt to the absence of their favored models. For instance, one user lamented their attachment to GPT-4o, which they found to be particularly effective for their needs.

Many users reported feeling a “connection” to their chosen models, with some finding the announcement of GPT-4o’s discontinuation to be in poor taste. The loss of GPT-4o, which had served as the default model for ChatGPT, has been met with considerable distress. Some users had never felt the need to switch models, as GPT-4o met their requirements adequately.

Navigating Model Choices

OpenAI has previously retired models, but this marks the first instance where all existing models on the chat platform will be completely replaced. While some view this transition as a leap forward for the 400 million users, others worry about the implications of losing familiar tools.

Critics argue that many users who perceive AI as ineffective do so because they have never explored the full range of available models. The removal of older models may compel users to engage with the latest and most capable versions.

For enterprises, the impact of losing models like GPT-4o will be felt more acutely at the individual or team level. As the landscape of AI continues to evolve, adapting to these changes will be crucial for maximizing its potential.

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