stealthmodels.

MODEL FIELD GUIDE

Minimax M3: Mona Lisa

Open-weight multimodal MoE with 428B total parameters, 23B active and a million-token context, under MiniMax's community license.

Drawn by this model01 / 01
Mona Lisa benchmark result generated by this model
SVG BENCHMARKMona LisaView result

A good fit for

Long-context multimodal agents through a low-cost API, or self-hosting on large servers under the model's license terms.

Context window
1,000,000tokens[1] [2]
Active parameters
23Bparameters[2]
License
MiniMax Community License[3]
Model factsArchitecture, context & capabilities
First available
2026-06-01[1]
Developer
MiniMax[1] [2] [3]
Origin
Singapore (MiniMax API service entity Nanonoble Pte. Ltd.)[4]
Family
MiniMax M3[1] [2] [3]
Context window
1,000,000 tokens[1] [2]
Architecture
Mixture-of-Experts with MiniMax Sparse Attention and native multimodal encoder[2]
Total parameters
428B[2]
Active parameters per token
23B[2]
Input
text, image, video[1] [2]
Output
text[1] [2]
API access & pricingOpenRouter · $0.3 input / $1.2 output · per 1M tokens

MiniMax API; input 0.3 USD/1M; cached read 0.06/1M; output 1.2/1M; Displayed permanent 50% discount: <=512K $0.30/$1.20; 512K-1M $0.60/$2.40. List rates are twice those values.

[6]
  • OpenRouterObserved 2026-10-06
    Input $0.3Output $1.2Cached read $0.06

    per 1M tokens

    minimax/minimax-m3[7]
  • MiniMax APIObserved 2026-10-06
    Input $0.3Output $1.2Cached read $0.06

    per 1M tokens

    Available

    MiniMax-M3[6]
Run it locallyWeights, memory & deployment

multi-GPU server

[2] [5]
  • Unsloth UD-IQ1_M128 GB storage · ~1-bit[5]
  • Unsloth BF16852 GB storage · BF16[5]
Measurements & sources8 primary references · Speed & serving conditions

StealthMark score

StealthMark measures fluid and visual intelligence of AI models.

General and Visual

General Intelligence

Perspective, anatomy, correct shadows, purposeful detail and physical consistency.

Visual Intelligence

Likeness, anatomy, detail, light, materials, composition and artistic expression.

Judging

Scores reflect how well each result meets the benchmark requirements.

Overall score

Overall combines weighted task scores on a scale from 0 to 100. Estimated means the total includes an estimate for one missing scene.

Scoring categories

Prompt & likeness

Subjects, actions and likeness.

Anatomy & construction

Coherent bodies, joints and machinery.

Space & placement

Perspective, scale and contact.

Light & reflections

Lighting, shadows and reflections.

Purposeful detail

Clear, purposeful small features.

Artistry & character

Composition, expression and drawing skill, including complexity and its execution.

Materials & effects

Surfaces, texture and movement.

Visual integrity

Clean shapes, layers and edges.

BENCHMARK RESULTS

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StealthMark benchmark results

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