OpenAI just introduced GPT-4.5, calling it the most human-like AI yet. According to OpenAI’s CEO Sam Altman, the model delivers thoughtful

Meta is reportedly planning to spin off Meta AI into a standalone app to compete with ChatGPT. OpenAI's Sam Altman immediately responded with a heavy dose of snark. According to CNBC, Meta plans to make Meta AI — which currently exists as a tool embedded within Facebook,

OpenAI has launched GPT-4.5, its largest and most advanced chat model to date, amid growing competition from rivals like xAI's Grok 3 and DeepSeek.

However, it’s limited to Pro subscribers who pay $200 a month, so far. Its CEO, Sam Altman, said on X (formerly Twitter) that it had to stagger the model’s release because “…we’ve been growing a lot and are out of GPUs.

Welcome back to Week in Review. This week we’re diving into OpenAI’s newest, biggest model GPT-4.5, Microsoft pulling the plug on Skype, how Anthropic used Pokémon Red to train its Claude 3.7 Sonnet model,

GPT-4.5, OpenAI's big new model, represents a significant step forward for AI's industry leader. It could also be the end of an era. The big picture: 4.5 is "a giant, expensive model," as OpenAI CEO Sam Altman put it.

After the Meta AI standalone app made headlines, OpenAI CEO Sam Altman picked up on Meta. In the latest X post, Altman hints that OpenAI might launch a social media app to compete with Meta.

OpenAI has launched GPT-4.5 as a research preview worldwide. The company claims that this model is more capable of recognizing patterns, making connections, and generating creative insights than previous AI models.