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OpenAI’s Jalapeño Chip Claims Inference Efficiency Over Nvidia

This story is from 2026-09-11. It is preserved in the archive; the latest stories are on the live feed.

Key Takeaways OpenAI’s Jalapeño ASIC, co-designed with Broadcom and fabricated by TSMC, went from RTL design to first silicon in nine months, with AI models writing more than half of the core. On OpenAI’s own benchmarks at Hot Chips 2026, Jalapeño delivered 1.5 to 1.9 times higher throughput per ki…

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  1. 2026-09-11 10:00 · DEV Community — AI
    OpenAI’s Jalapeño Chip Claims Inference Efficiency Over Nvidia

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