OpenAI announced that its custom-built Jalapeño AI chip demonstrated industry-leading speed and efficiency, outperforming Nvidia's Blackwell systems in key inference-efficiency tests. Analysts view this as a significant "threat" to Nvidia's inference margins, a rapidly growing segment of the AI chip market. OpenAI plans to deploy Jalapeño within its compute infrastructure by year-end, joining other tech giants like Google, AWS, and Meta in developing proprietary AI silicon to reduce reliance on external chip providers.