text model · GLM · iOS
Can I run GLM-4.7-Flash on iPhone 17?
No. GLM-4.7-Flash needs ~19.2 GB even at Q4_K_M, but iPhone 17 only has ~4.5 GB usable.
Needs ~19.2 GB even at Q4_K_M, but only ~4.5 GB is usable.
That figure is at a 4k context and moves about ±15% as context length changes.
The gap is about 14.7 GB: GLM-4.7-Flash needs roughly 19.2 GB at Q4_K_M and iPhone 17 leaves only about 4.5 GB usable for a model. The lightest tracked hardware that runs GLM-4.7-Flash is the Nvidia GeForce RTX 4090 (24GB) at 24 GB. See GLM-4.7-Flash on Nvidia GeForce RTX 4090 (24GB).
- Q4_K_M needed
- ~19.2 GB
- Usable on device
- ~4.5 GB
- Device memory
- 8 GB
Which quant fits
How to run it
On iOS use Apple Foundation Models (Built into iOS 26, ~3B on-device model, zero download, fully private.).
- Parameters
- 30B (MoE, 3B active)
- Q4_K_M size
- 17.05 GB
- Q8_0 size
- 29.66 GB
- Context
- 200k
- Ollama tag
- glm-4.7-flash:latest
- Memory
- 8 GB unified
- Usable for weights
- ~4.5 GB
- Best runtime
- llama.cpp + Metal (via PocketPal or Off Grid app)
What you can run instead
Run GLM-4.7-Flash on other hardware
FAQ
Can iPhone 17 run GLM-4.7-Flash?
No. GLM-4.7-Flash needs ~19.2 GB even at Q4_K_M, but iPhone 17 only has ~4.5 GB usable.
How much memory does GLM-4.7-Flash need?
iPhone 17 does not have enough memory. At Q4_K_M the weights are ~17.05 GB; with KV cache and runtime overhead, budget ~19.2 GB at a 4k context. It is a Mixture-of-Experts model (30B total / 3B active), so all experts must stay in memory; memory tracks total params, not active params.
What is the best tool to run GLM-4.7-Flash on iOS?
On iPhone and iPad, Apple Foundation Models (Built into iOS 26, ~3B on-device model, zero download, fully private.) is the standard choice. Phones realistically run 1B-4B class models. Anything larger thermally throttles or OOMs.
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Weights are measured from GGUF files; KV cache and overhead are computed, so totals can vary ~15% with context and runtime. Any tok/s is a bandwidth estimate. See methodology.