GPT-4o4 min read
OpenAI promised developers six months’ notice. GPT-4o users got three.
OpenAI is retiring four GPT-4 models from its API on January 14, 2027. The deprecation notice the company sent developers The post OpenAI promised developers six months’ notice. GPT-4o users got three. appeared first on The New Stack.
By Amanda CaswellThe New Stack - AI

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Originally published by The New Stack - AI on Oct 15, 2026.
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