Different angle on the same model: the full GLM-5.3 (744B MoE, 4-bit experts, 434 GB on disk) runs on a single MacBook Pro M5 Max with 128 GB by streaming the experts from NVMe SSDs instead of keeping them in memory.

One drive gives about 2 tok/s; striped across four drives it reaches 3.5 tok/s with byte-identical output, and our best internal build with a not-yet-published patch does 4.2.

Method and numbers: https://github.com/argonautlabsai/argodrive (built on antirez/ds4).

seems unusably slow, and is this for short context?

Given these numbers it has some potential to become quite usable for unattended workloads, especially if decode can be batched across multiple sessions (ideally enough of them to get some reuse of the sparsely streamed weights). (Of course this ultimately makes prefill times explode as you try and increase the workload even further. But that's arguably the natural bottleneck on any interesting local LLM inference, being a compute bound step.)

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