How OpenAI Used Its Own LLMs to Design Its Jalapeño Chip

IEEE Spectrum · 1 month ago · 22

OpenAI unveiled Jalapeño, its debut AI accelerator chip, and described how it used internal and public LLM-based tooling to speed up the chip’s design and software optimization. Jalapeño is claimed to cut end-to-end latency by up to 3.6x versus Nvidia’s GB300 and to reach 13.4 petaflops of 4-bit compute. OpenAI says the faster workflow, including LLM-assisted synthesis and benchmark-driven tuning, shortens design schedules and will carry lessons into future generations where more of verification and physical design get AI support.