How OpenAI Used Its Own LLMs to Design Its Jalapeño Chip
thehiphopswami · x · 2026-09-15
IEEE Spectrum details how OpenAI used its own LLMs to help design its internal Jalapeño chip. Reposter cdleary adds commentary:
- The article covers GPT/codex usage in the Jalapeño design flow and where the team is heading next.
- The models really grokked XLS and have made huge strides treating SystemVerilog as a lingua franca for hardware design.
- The author suggests that if you last looked before Astra, it's time for another look.
Related event: OpenAI Uses Its Own LLMs to Design Jalapeño Chip(2 posts)→
More from Infra
- Your AI agent would cost 260% more without prompt caching, Arena data shows — arena · 2026-10-30
- Nebius runs auction-driven GPU pricing, lifting rates ~20% amid tight supply to 2028 — BenBajarin · 2026-10-30
- macOS update silently re-adds eMudhra root certs users had removed — steipete · 2026-10-30
- Bittensor's Terza Inference routes one API across miners' models on subnet 103 — const_reborn · 2026-10-30
- SGLang Summit 2026 sells out sponsor booths and Full Passes ahead of Nov 12–13 event — ying11231 · 2026-10-30
- OpenRouter rebuilds provider routing: 46% fewer capacity errors, 16.9% faster TTFT — steipete · 2026-10-30