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OpenAI rolls out its 1st chip through a Broadcom tie-up as part of its “build the full stack” push.
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这是OpenAI从购买算力转向自研芯片的标志性事件，值得原文了解技术细节和战略意义。核心解读
OpenAI通过与博通合作，推出其首款自研AI芯片Jalapeño。该芯片是ASIC，针对LLM工作负载优化，在已知工作负载下比Nvidia GPU更便宜、更快，性能功耗比更优。从设计到tape-out仅9个月，OpenAI自身模型加速了部分设计。
全文
OpenAI rolls out its 1st chip through a Broadcom tie-up as part of its “build the full stack” push.
Jalapeño is an ASIC, so it is less flexible than an Nvidia GPU, but can be cheaper and faster when the workload is known very well.
They say "the architecture reduces data movement and balances compute, memory, and networking resources to achieve realized utilization much closer to theoretical peak performance."
Overall better performance per watt.
Jalapeño also signals OpenAI’s shift from buying compute to shaping the whole stack: models, software, servers, networks, and now silicon.
There was a 9-month tape-out, means OpenAI and Broadcom finalized the chip design and moved it to manufacturing unusually fast for advanced AI silicon.
OpenAI says its own models helped speed up parts of the design work.
> **引用原帖 OpenAI (@OpenAI):**
> We’ve designed and built our first AI chip: Jalapeño.
> Designed from the ground up by OpenAI and brought to production with @Broadcom, Jalapeño is purpose-built for the LLM workloads powering ChatGPT, Codex, the API, and future agentic products.
> Chips are foundational to the AI economy. Building our own expands our full-stack platform from products to models to infrastructure, and will help us scale intelligence, serve more people, and expand access to AI.
> https://x.com/OpenAI/status/2069770172802773292