Discussion on source (a tweet) <i>OpenAI Roadmap Update for GPT-4.5 and GPT-5</i> (58 points, 8 days ago, 13 comments) <a href="https://news.ycombinator.com/item?id=43028738">https://news.ycombinator.com/item?id=43028738</a><p>Article title: <i>Microsoft prepares for OpenAI’s GPT-5 model</i>