Family MiMo · 310B parameters

MiMo V2.5

Omnimodal MIT 310B/15B active parameters: text+image+video+audio. 87.7 Video-MME, 1M ctx. Release April 22, 2026.

🇨🇳 Xiaomi·License MIT·Context 976.5625k tokens·Output April 22, 2026← Catalog

01What it can do

Strengths
  • Omnimodal MIT (text+image+video+audio)
  • 1M context
  • 87.7 Video-MME, 81.0 CharXiv RQ
  • Permissive MIT
Limitations to know
  • —≈180 GB VRAM in Q4
  • —Poorly standardized video+audio pipelines
  • —No Ollama
Architecture
MoE 310B/15B active · 48 layers (1 dense + 47 MoE) · 256 top-8 experts · ViT 729M + Audio 261M · MTP 329M · FP8
Training
≈48T tokens · text pre-training pipeline → projector warmup → multimodal pre-training → agentic SFT → RL+MOPD.
Ideal for
Local omnimodalVideo+audioLong-context multimodal

05Install

Install Ollama for your OS. Check the model and its quantization before downloading. Start with 4096 tokens of context, then check placement with ollama ps. A command below is not proof that a test was run on your machine.

$# HuggingFace : XiaomiMiMo/MiMo-V2.5
⚠
First download: between 2 and 40 GB depending on the selected quantization. Plan for sufficient disk space; a stable connection is recommended. Subsequent launches are instant.

02Required memory

Approximate GPU VRAM required to run this model, including 4k tokens of context overhead. For a longer context, add ~1 GB per 8k-token increment.

Q4_K_M
The lightest, ~5% loss
180 GB
Q5_K_M
Good quality/size compromise
220 GB
Q8_0
Nearly indistinguishable from FP16
330 GB
FP16
Full precision — server use
620 GB
Fallback CPU · If you don't have a GPU, allow 230 GB of RAM minimum to run this model at reduced speed.

What hardware do you need for MiMo V2.5?

To run MiMo V2.5 locally with Q4 quantization, you need about 180 GB of VRAM. An option to compare: BOSGAME M5 128GB / 2TB (Ryzen AI Max+ 395) — this model exceeds this mini-PC's GPU capacity: choose a smaller model or suitable infrastructure.

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This model in your private ChatGPT, without the cloud

Too large for your machine? The kit gives you the model that fits in your VRAM

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03Expected speed

Tokens generated per second in Q4_K_M, 4k context. Beyond 20 t/s, reading is comfortable. Below 10 t/s, that's just for testing.

Entry-level
~1t/s
GTX 1650, RX 6600, MBA M2 8GB
Mid-range
~5t/s
RTX 4060, 4070, MBP M3 Pro
High-end
~15t/s
RTX 4090, M4 Max, Radeon 7900

04Public benchmarks

Scores reproduced from model cards or MMLU-Pro / community sources. Unit: % correct answers.

Video-MME
87.7
CharXiv RQ
81
MMMU-Pro
77.9