🪦 Dead
GPT-4o (ChatGPT)
Model deprecation · Model Deprecation · shut down February 13, 2026
- Born
- Died
- Lifespan
- 1y 9m
- Cause of death
- Model Deprecation
- Killed by
- OpenAI
- Type
- Model
OpenAI's 'omni' multimodal model that processed text, audio, image, and video. Despite becoming the most-used AI model globally, it was retired from ChatGPT after GPT-5 captured nearly all usage. The retirement sparked emotional backlash from ~800K daily users who had formed attachments to the model's personality.