OpenAI announced it will retire GPT-4o and several older ChatGPT models on February 13, 2026, giving users about two weeks' notice. The company cited low usage—approximately 0.1% daily for GPT-4o—and said GPT-5.2 has become the default; APIs remain unchanged and base styles were added to replicate GPT-4o’s conversational tone.
Key Points
- 1Retires GPT-4o and several older models, effective February 13, 2026, with two-week notice.
- 2Cites low adoption—about 0.1% daily usage—and widespread switch to GPT-5.2 as default model.
- 3Impacts practitioners by requiring migration to newer models and using base styles to match tone.
Scoring Rationale
Official company announcement with direct user impact; moderate novelty since it's a product deprecation, not a new capability.
Sources
Public references used for this report.
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