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Applied AI·September 14, 2026·1 min read

How OpenAI Used Its Own LLMs to Design Its Jalapeño Chip

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Using in-house LLMs to co-design Jalapeño — a 13.4 PFLOP, 232 GB accelerator — is a proof point that AI-assisted chip design is moving from research to production. If you run silicon or systems teams, assume your competitors are already feeding specs and constraints into models and reallocating human time to verification and floorplanning decisions.