OpenAI has launched GPT-4.1, a successor to the GPT-4o multimodal synthetic intelligence mannequin launched by the corporate final 12 months. During a livestream on Monday, OpenAI mentioned GPT-4.1 has an even larger context window and is best than GPT-40 in “nearly each dimension,” that includes “main beneficial properties in coding and instruction following.”
Two smaller mannequin variations are additionally included on this rollout: a GPT-4.1 Mini mannequin that, like its predecessor, is extra inexpensive for builders to tinker with. There’s additionally GPT-4.1 Nano, an much more light-weight mannequin that OpenAI mentioned is its “smallest, quickest, and most cost-effective” one but. All three fashions can course of as much as a million tokens of context, which is made up of the textual content, photos, or movies included in a immediate.
The launch comes as OpenAI plans to part out its two-year-old GPT-4 model from ChatGPT on April thirtieth, saying in a changelog that latest upgrades to GPT‑4o make it a “pure successor” to switch it. GPT-4o, the present default mannequin in ChatGPT, was up to date final month to deliver new image-generation capabilities to the chatbot, which proved so fashionable that OpenAI needed to restrict requests and put entry to free ChatGPT accounts on maintain to prevent its GPUs from “melting.”
OpenAI can also be set to debut the total model of its o3 reasoning mannequin and an o4 mini reasoning mannequin any day now, with references having already been noticed within the newest ChatGPT internet launch by AI engineer Tibor Blaho.