OpenAI has introduced GPT-5.4, the latest version of its large language model, designed to support professional knowledge work, software development and AI agent workflows. The model is being made ...
The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some tasks) than its predecessors).
Having Perplexity's AI and models on devices from the world's biggest phone-maker puts the company under a brighter light.
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