OpenAIAI ChipsBroadcomNvidiaSemiconductorsAI InfrastructureMachine LearningOpenAI Jalapeño Chip Cuts Inference Costs 50% vs NvidiaOpenAI unveiled Jalapeño on June 24, 2026 — its first custom chip, built with Broadcom and TSMC — promising 50% cheaper LLM inference than Nvidia GPUs.June 24, 2026·11 min read