Best local LLMs for Mac Studio M5 Max 128GB

Mac Studio M5 Max 128GB has 128GB of unified memory and is a strong fit for high-end local AI with substantial memory headroom. These recommendations are generated from the current LocalClaw catalogue and filtered for realistic memory headroom.

Compare current Amazon offers and confirm the exact memory, storage and delivery.

Silver Mac Studio in a dark studio setting
Mac Studio · M5 Max · 128GB unified memory
Chip
M5 Max
Unified memory
128GB
Compatible catalogue models
225
Best match
Xing4.0-29B-A4B

Can Mac Studio M5 Max 128GB run local AI?

Yes. With 128GB of unified memory, Mac Studio M5 Max 128GB fits 225 current LocalClaw catalogue models under the conservative 8k-context memory filter. Start with Xing4.0-29B-A4B. This desktop generation launched September 22, 2026. Compare current Amazon offers and confirm the exact memory, storage and delivery. This is memory-fit guidance, not a hands-on speed benchmark.

Direct answer · Verified August 25, 2026

Apple-confirmed specifications used here

CPU18-core
GPUUp to 40-core
Neural Engine16-core
Unified memory128GB
Family maximum128GB
Memory bandwidthUp to 614GB/s

Hardware facts come from Apple. LocalClaw separately calculates catalogue compatibility from unified memory and model requirements. No unreleased Mac performance result is inferred from chip specifications.

Primary sources checked August 25, 2026 · Dataset license and reuse conditions

Mac Studio M5 Max 128GB local AI FAQ

Can Mac Studio M5 Max 128GB run local AI models?

Yes. With 128GB of unified memory, Mac Studio M5 Max 128GB fits 225 current LocalClaw catalogue models under the conservative 8k-context memory filter. Start with Xing4.0-29B-A4B. This desktop generation launched September 22, 2026. Compare current Amazon offers and confirm the exact memory, storage and delivery. This is memory-fit guidance, not a hands-on speed benchmark.

How much unified memory does Mac Studio M5 Max 128GB have?

This configuration has 128GB of unified memory. Apple lists up to 128GB for the M5 Max family represented here. LocalClaw reserves memory for macOS, the runtime and an 8k context before marking a model compatible.

Is Mac Studio M5 Max 128GB available now?

The generation launched September 22, 2026. Compare current Amazon offers and confirm the exact memory, storage and delivery.

Are these Mac Studio M5 Max 128GB benchmark results?

No. The compatibility count and ranking are calculated from 128GB of unified memory and the current LocalClaw catalogue. They are not measured tokens-per-second results or hands-on benchmarks.

Best local AI starting point for Mac Studio M5 Max 128GB

Start with Xing4.0-29B-A4B on this Mac. LocalClaw has not hands-on validated runtime speed. Model fit is calculated conservatively from Apple-confirmed unified memory. A tight fit can still work, but close other apps, reduce context length when needed, and prefer the listed quantization.

Mac Studio · M5 Max · 128GB unified memory · 2TB SSD · Current generation

Top compatible local LLMs

#1Best match

Xing4.0-29B-A4B

Official China Telecom XingChen-AGI Apache 2.0 MoE release with 29B total parameters, 4B active parameters, 256K native context and an official IQ4_NL GGUF path for llama.cpp-class local inference on 24GB GPU workstations.

Parameters29B (4B active, MoE)Minimum RAM32GBQuantizationIQ4_NL GGUFModel size20.1GB
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#2Best match

Occamy-1.0

Accio Lab Apache 2.0 co-work model post-trained from Qwen3.6-35B-A3B for long-horizon tools, files, code and business workflows. Official GGUF Q4_K_M is 19.7GiB with llama.cpp validation evidence.

Parameters35B (3B active, MoE)Minimum RAM32GBQuantizationQ4_K_MModel size19.7GB
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#3Best match

Nex-N2.5-mini

Official Nex-AGI Apache 2.0 multimodal agent model for computer use, web browsing, coding and tool calling. Community Q4_K_M GGUF is about 21.3GB with documented llama.cpp text and vision smoke tests.

Parameters35B MoEMinimum RAM32GBQuantizationQ4_K_MModel size21.3GB
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#4Best match

LFM2.5-24B-A2B

Liquid AI LFM2.5 reasoning MoE built for private on-device agents. The official LFM 1.0 release has 24B total / 2.45B active parameters, 131K context, official GGUF and MLX artifacts, and a 14.5GB Q4_K_M GGUF for laptop/workstation local use.

Parameters24B (2.45B active, MoE)Minimum RAM24GBQuantizationQ4_K_M GGUFModel size14.53GB
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#5Best match

Qwen 3.5 MoE (122B/10B active)

Large MoE model with only 10B active params. 60% cheaper to run than Qwen3-Max. 256K context. Top-tier reasoning, coding and multilingual. Hybrid think/non-think. Apache 2.0.

Parameters122B (10B active)Minimum RAM80GBQuantizationQ4_K_MModel size65GB
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#6Best match

Qwen 3 (32B)

Qwen 3 dense 32B open-weight model with hybrid thinking and non-thinking modes, strong reasoning and coding support, and a practical Q4_K_M GGUF path for 32GB-class local machines.

Parameters32BMinimum RAM32GBQuantizationQ4_K_MModel size20GB
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#7Best match

Qwen3.8 Flash Next

Official Qwen sparse multimodal MoE preview with 125B model parameters plus 51B n-gram embeddings, about 6B active parameters, Qwen Community 1.0 licensing, 262K native context and local Q4_K_M GGUF paths for llama.cpp, Ollama and LM Studio-class runtimes.

Parameters125B + 51B n-gram (6B active)Minimum RAM96GBQuantizationQ4_K_MModel size54.5GB
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#8Best match

Ling-2.6-flash (104B MoE)

InclusionAI's MIT-licensed instruct MoE optimized for fast agent workloads. 104B total parameters, only 7.4B active, hybrid linear attention, 262K context and strong tool-use / multi-step execution with high token efficiency.

Parameters104B (7.4B active)Minimum RAM80GBQuantizationQ4_K_MModel size65GB
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#9Best match

Qwen3-Coder-Next

Qwen Team Apache 2.0 coding-agent MoE with 80B total parameters, 3B active parameters, 262K native context and official Q4_K_M GGUF files. Practical local use fits best on 64GB+ workstations with recent llama.cpp or LM Studio-compatible runtimes.

Parameters80B (3B active, MoE)Minimum RAM64GBQuantizationQ4_K_MModel size48.4GB
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How this order works

The shared LocalClaw engine first rejects hosted-only, excluded and oversized records. It reserves system and 8k-context headroom, labels comfortable, good and tight fits, then ranks the remaining models by hardware fit, use case, catalogue capability ratings, runtime and freshness. Community stars are never included. This is practical guidance, not a standardized third-party benchmark.

Browse the full model index

Buying note

This guide is about local AI fit, not live pricing. Prices and availability change. An Amazon link may be an affiliate link that supports LocalClaw at no extra cost. Confirm the exact memory and storage on Amazon before ordering.