Run MiMo-V2.6-Flash on M3 Ultra

MiMo-V2.6-Flash runs at 59 tok/s on a 256 GB M3 Ultra, a community run reported by github.com (MLX, 4-bit, 4K context). It needs about 170 GB of unified memory. It is Xiaomi's 309B mixture-of-experts model (15B active), released under the MIT licence.

Speed
community59
tok/s
First Token
—
seconds
RAM Needed
170
GB minimum
Engine
MLX
of this figure
Want to run MiMo-V2.6-Flash faster — or step up to bigger models? Find your Mac →

The figure

This is a community run: a real run, reported by its source and linked below. The index records it as given and never adjusts it.

MetricValue
Tokens per secondcommunity59 tok/s
Provenancecommunity run · github.com
Quantization4-bit
EngineMLX
Context4K
Figure dated2026-09
Minimum RAM170 GB
Parameters309B MoE (15B active)
Chip bandwidth819 GB/s

Every figure for MiMo-V2.6-Flash on the M3 Ultra

Each row as the index holds it, with its source. “Mac RAM” is the memory of the Mac a run used, not the model’s requirement (170 GB). The headline figure follows the reference rule: the lower-median measured plain-decode run at 5 bits or fewer (a run whose quant was not stated counts only when no stated-quant run qualifies), else the estimate; a run marked “not used to anchor estimates” is listed here but never becomes the headline.

SpeedQuantEngineMac RAMContextSourceNote
community59.4 tok/s4-bitMLX256 GB128-token serial decodehuggingface.coRL checkpoint (same architecture as MOPD). oMLX 0.7.0.dev2 / MLX 0.32.2 / mlx-lm 0.31.3, MTP not executed; 4-bit affine dense + MXFP4 experts.
community59 tok/s4-bitMLX256 GB4Kgithub.comrapid-mlx 0.15.0, no MTP or speculative execution; mimo-v2.6-flash-4bit (171.7 GB). 49 tok/s at 30K.
community55.1 tok/s4-bitMLX512 GB1komlx.ai80-core GPU. oMLX v0.7.0, MTP/DFlash off; MiMo-V2.6-Flash-RL-MLX-4bit-MTP (the RL checkpoint, same architecture as MOPD); 154.3 GB peak. 53.7 tok/s at 4k in the same session (twfrx909).
Provenance key
sourced
Published figure — vendor or press review
estimated
community
Linked individual run — blog, forum or submission

Setup: run MiMo-V2.6-Flash on a Mac

Ollama — the index has not verified an Ollama tag for MiMo-V2.6-Flash, so it doesn’t print one (a guessed tag fails with “pull model manifest: file does not exist”). Search the Ollama library →

MLX — pick a build from Hugging Face’s MLX listings, then run it with its repo id:

pip install -U mlx-lm
mlx_lm.generate --model <repo-id> --prompt "Hello"

Downloads: Hugging Face repo → · model card →

The 59 tok/s figure above came from MLX at 4-bit; other runtimes and quants run at different speeds.

Prefer a GUI? LM Studio downloads GGUF and MLX builds in one click. Step by step: install Ollama on a Mac.

MiMo-V2.6-Flash on other Apple Silicon chips

ChipSpeedQuantEngineBandwidth
M5 Ultracommunity62 tok/s4-bitMLX1228 GB/s

About MiMo-V2.6-Flash

Xiaomi's MIT-licensed 309B MoE with 15B active: text, image, video and audio in, 1M context. The 27 Sep 2026 MOPD checkpoint supersedes the RL release (Terminal-Bench 2.1 87.6 and DeepSWE v1.1 67.9 are RL-checkpoint card figures). The smallest GGUF is 126 GB and 4-bit MLX builds are ~172 GB, so it starts at a 192 GB Mac Studio. A community oMLX 4-bit run measured 61.7 tok/s on an M5 Ultra (256 GB, MTP off), and community MLX runs on an M3 Ultra measured 55–59; all used the RL checkpoint, which has the same architecture as the MOPD checkpoint listed here. The index's earlier M5 Ultra estimate was ~79.

MIT licence · 309B MoE · 1000K context · LLMCheck capability 49/50 · see its leaderboard rank →

System requirements

Macs with the M3 Ultra

🛒 Get a Mac that runs MiMo-V2.6-Flash

MiMo-V2.6-Flash needs about 170 GB of unified memory. These current Apple Silicon Macs have the headroom to run it comfortably:

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