OpenAI said Monday it was delaying the release of a new artificial intelligence model out of security concerns voiced by its researchers, the latest in the company's effort to decelerate the pace of the technology's advance. OpenAI’s decision to hold back the model, called GPT-6. 1 Astra, comes amid a broader push within the industry to slow the development of increasingly autonomous systems until safety measures can catch up. The announcement comes a day before AI executives are set to with...