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OpenAI Retires GPT-4o From ChatGPT as Developer Access Winds Down

The company cites a usage shift toward GPT-5.2 to align with tighter safety goals.

Overview

  • GPT-4o was removed from the ChatGPT app on February 13 alongside other legacy models after a brief notice period.
  • OpenAI says developers can still call the base multimodal GPT-4o via API for now, with broader access set to end shortly.
  • Company data indicates most activity has moved to GPT-5.2, with roughly 0.1% of daily users still choosing GPT-4o.
  • A Change.org petition to keep GPT-4o passed 20,000 signatures as Reddit users shared grief over losing the model’s style.
  • In China, fans accessing ChatGPT via VPNs organized cancellation threats and contacted investors including Microsoft and SoftBank.