OpenAI's GPT-4 model will soon be "fully replaced" by its natively multimodal GPT-4o model. According to ChatGPT's release notes (via TechCrunch), "GPT-4 will be retired from ChatGPT" on April 30. The model,

OpenAI is preparing to launch GPT-4.1 along with a full version of its o3 reasoning model soon, according to a report from The Verge on Friday. GPT-4.1 will launch along with smaller GPT-4.1 mini and nano versions.

OpenAI is set to launch GPT-4.1 next week, a revised version of GPT-4o, along with mini and nano models. The company will phase out GPT-4 by April 30, citing GPT-4o’s superior performance in various tasks.