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OpenAI Jalapeño chip signals margin pressure for Nvidia as custom silicon expands

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Nvidia’s near-monopoly in advanced AI chips faces pressure as OpenAI and other hyperscalers build custom semiconductors. OpenAI unveiled its first AI chip, Jalapeño, developed with Broadcom, citing top speed and efficiency. Analysts say custom chips could reduce Nvidia GPU dependence for OpenAI inference over time, raising stakes for Nvidia’s largest customer ties, including benchmarks against Nvidia’s Rubin platform using HBM4.

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