OpenAI details Jalapeño inference chip co-designed with Broadcom

OpenAI VP of Hardware Richard Ho discussed the Jalapeño inference chip co-designed with Broadcom in a Q&A with More Than Moore. Internal OpenAI models were used to help design the chip.

• Jalapeño is an inference chip co-designed by OpenAI and Broadcom
• OpenAI's internal models were used in the chip's design
• Details came from OpenAI VP of Hardware Richard Ho
• OpenAI confirmed the chip effort in June 2026