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iPhone 17 Pro Demonstrated Running a 400B LLM
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Overview
Anemll successfully runs a 400 billion parameter model on an iPhone, achieving a performance of 0.6 tokens per second. The post has garnered over 113,000 views and numerous replies.
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Hacker News · twitter.com
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Based on 5 sampled comments from this thread. Analyzed 2026-03-23.
- Praise: Running a 400B parameter model on a handheld device showcases the incredible advancements in AI capabilities, making powerful tools more accessible.
- Praise: The potential for future models to achieve 100 t/s indicates rapid progress in both AI model efficiency and hardware development, which could revolutionize mobile AI applications.
- Concern: The reliance on a mixture of experts raises questions about the actual performance and efficiency of the model, as not all parameters are active simultaneously.