OpenAI CEO Sam Altman attends an event on the sidelines of the Artificial Intelligence Action Summit in Paris on Tuesday. Photo: AFP CapIn - U.S. companies are facing increased investor scrutiny over their heavy spending on AI, following the launch of a low-cost model by Chinese start-up DeepSeek. OpenAI will not release "o3" as a standalone artificial intelligence (AI) model, as the ChatGPT developer aims to simplify its product lineup, CEO Sam Altman announced on Wednesday. The Microsoft-backed company plans to introduce GPT-5 as a comprehensive AI system, integrating o3 along with other technologies, Altman said in a post on X. OpenAI had previously unveiled the o3 and o3 mini models in December 2024. This move comes as U.S. companies face growing pressure from investors over escalating AI expenditures, especially after DeepSeek’s recent release of an affordable AI model. "We want to do a much better job simplifying our product offerings. We want AI to 'just wor...