Mac laptop · current · data 2026-10-15

MacBook Air 13"/15" (M5) for local AI.

Name: MacBook Air 13"/15" (M5)
Brand: Apple

With 32 GB it runs Qwen3.8 27B (needs 22.7 GB). 62 models fit.

Memory16 / 24 / 32 GB

Shared between CPU and graphics.

Bandwidth153 GB/s

Higher means faster answers.

PriceFrom about $1,299

As of 2026-10-15. Check before buying.

Which models fit

By memory option.

Usable: 75% on Macs and shared-memory PCs, VRAM minus 1 GB on graphics cards (estimates).
Memory	Usable	Models that fit	Best three
16 GB	12 GB	38	K2 Horizon 7B (8.6 GB), Gemma 4 12B (11.2 GB), Qwen3.5 9B (9.6 GB)
24 GB	18 GB	45	K2 Horizon 7B (8.6 GB), Gemma 4 12B (11.2 GB), Qwen3.5 9B (9.6 GB)
32 GB	24 GB	62	Qwen3.8 27B (22.7 GB), Qwen3.5 27B (21.5 GB), Qwen3.6 27B (21.5 GB)

Speed

Published speeds.

Measured by others, with sources. Not our tests.

No published speed found yet.

Questions

Short answers.

What is the best local LLM for the MacBook Air 13"/15" (M5)?: With 32 GB, Qwen3.8 27B (needs 22.7 GB, AA 33.7). 62 of 124 models fit. With 16 GB: K2 Horizon 7B.
How much does the MacBook Air 13"/15" (M5) cost?: From about $1,299 (as of 2026-10-15). 2026 prices are inflated by the memory-chip shortage; check before buying.

Specs from Apple – MacBook Air tech specs (2026-10-15). Prices are approximate and dated; 2026 prices are inflated by the memory-chip shortage.

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# MacBook Air 13"/15" (M5) for local AI

URL: https://insidethemachine.ai/machines/macbook-air-m5
Type: Mac laptop. Chip: M5 (8- or 10-core GPU). Memory: unified, options 16, 24, 32 GB. Bandwidth: 153 GB/s. Spec source: https://www.apple.com/macbook-air/specs/ (2026-10-15).
Price: from about $1,299 (2026-10-15, approximate). Status: current.

## Which models fit

| memory GB | usable GB | models that fit | best 3 |
|---|---|---|---|
| 16 | 12 | 38 | K2 Horizon 7B (8.6 GB), Gemma 4 12B (11.2 GB), Qwen3.5 9B (9.6 GB) |
| 24 | 18 | 45 | K2 Horizon 7B (8.6 GB), Gemma 4 12B (11.2 GB), Qwen3.5 9B (9.6 GB) |
| 32 | 24 | 62 | Qwen3.8 27B (22.7 GB), Qwen3.5 27B (21.5 GB), Qwen3.6 27B (21.5 GB) |

## Published speeds

None found yet.

## Questions

**What is the best local LLM for the MacBook Air 13"/15" (M5)?**
With 32 GB, Qwen3.8 27B (needs 22.7 GB, AA 33.7). 62 of 124 models fit. With 16 GB: K2 Horizon 7B.

**How much does the MacBook Air 13"/15" (M5) cost?**
From about $1,299 (as of 2026-10-15). 2026 prices are inflated by the memory-chip shortage; check before buying.