STEALTHMARK · HEAD TO HEAD

All comparisons ↗

Iceman Contributor vs Kimi K3

Kimi K3 leads Iceman Contributor by 31.4 points on StealthMark, 50.6 to 19.2. It leads on all 9 benchmarks. Kimi K3 scores higher on Newton's Mirror, with its largest category advantage in state at 600 ms.

See the difference ↘
Model guide ↗
All results ↗

Overall StealthMark

19.2/100Overall rank 47/53
50.6/100Overall rank 15/53

General Intelligence

11.7/100
44.4/100

Visual Intelligence

31.0/100
61.4/100

Reasoning efficiency

On every task, result quality and reasoning tokens are each compared with all measured models and weighed equally. Each dot is one model.

Single-step reasoning Result quality weighed against reasoning tokens on a single problem

Multi-step reasoning Result quality weighed against reasoning tokens across connected steps, as in agentic workflows

Open or local

Open modelKimi K3 License

BENCHMARK BY BENCHMARK

Where each model leads

  • Iceman Contributor
  • Kimi K3
  • Other models
  • Median

DATASHEET

Specs and pricing

Kimi K3 scores higher on StealthMark and runs 2.5× faster in our speed test.

  • Iceman Contributor
  • Kimi K3
  • Other models
  • Median
PricePer 1M output tokens, input below
Iceman Contributor: No list priceKimi K3: $10.80$0.24 input
Context windowTokens per request, max output below
Iceman Contributor: Not publishedKimi K3: 1M1M max output
Output speedTokens per second, our measurement
Iceman Contributor: 46tokens/sKimi K3: 1152.5× fastertokens/s
SizeTotal and active parameters
Iceman Contributor: Not disclosedKimi K3: 2.8T104B active
Developer
Not publishedMoonshot AI
Released
Not published16 Jul 2026
Origin
Not publishedChina
Input → output
Not publishedText, image → text
Architecture
Not publishedMixture-of-Experts with KDA + Gated MLA attention, 896 experts and native vision encoder

Full datasheets, every price and sourceKimi K3 ↗

Anticipating threats and planning ahead. Collect coins while avoiding ghosts. Ghosts move before the player each turn, and collisions cost a life. 3 levels in sequence, up to 66 turns in total. Earlier moves and outcomes carry forward, testing learning across levels.

Iceman Contributor 3.2/100Rank 47/47

Survived 0 of 3
Foresight: complete playing field
Level 31 ptsTurn 7 / 20

Kimi K3 52.7/100Rank 16/47

Survived 0 of 3
Foresight: complete playing field
Level 311 ptsTurn 17 / 20

Points per level

LevelIceman ContributorKimi K3
Level 1Second Thoughts
0 ptsOut of lives
17 ptsOut of lives
Level 2Pressure Pot
3 ptsOut of lives
10 ptsOut of lives
Level 3Hide or Flight
1 ptsOut of lives
11 ptsOut of lives

Cooperative planning and learning from experience. Coordinate two robots to push numbered cores onto matching sockets. Pressure plates hold doors open; moving either robot uses one turn. 5 levels in sequence, up to 152 turns in total. Earlier moves and outcomes carry forward, testing learning across levels.

Iceman Contributor 3.6/100Rank 44/48

Cleared 1 of 5
Latch: complete playing field
Level 55 ptsTurn 25 / 40

Kimi K3 57.7/100Rank 20/48

Cleared 3 of 5
Latch: complete playing field
Level 514.2 ptsTurn 4 / 40

Points per level

LevelIceman ContributorKimi K3
Level 1Hold the door
5.2 ptsCleared
5.2 ptsCleared
Level 2Crossfeed
2.8 ptsFinished early
9.6 ptsCleared
Level 3Relay vault
2.2 ptsFinished early
18.2 ptsClearedFinished early · 3 beacons left
Level 4Passing bay
4 ptsFinished early
14.2 ptsFinished early
Level 5Second thoughts
5 ptsFinished early
14.2 ptsFinished early

Newton's Mirror

Same task instructions

Physics, perspective and recursive reflections, tested together. Explore the test ↗

The judgment

Iceman Contributor

The image provides limited evidence through rounded volume, faint wall strips and floor echoes. Its main sphere is small and low, the paint beads do not establish the required interaction history, and most of the defining mirror structure is missing.

Kimi K3

The room fills the complete portrait frame without visible borders or labels. The main sphere and airborne black are convincingly placed within the portrait frame. Paint ordering is supported, but its contact and transport history remains weakly expressed. Symmetric wall ghosts, inverted floor imagery and panel echoes establish a basic mirror system. Diffuse gradients dominate, with little ordered nested imagery or repeated emitter mapping on either planar or spherical surfaces. The wall images sit too low, and the floor image is unusually large and low.

Score breakdown

CategoryIceman ContributorKimi K3
State at 600 ms0.5/2518.0/25
Camera and placement2.5/158.0/15
Reflections7.5/12024.0/120
Materials and scale3.0/106.5/10
Floor-damage reward0.0/100.0/10

Benchmark task

A spinning metal sphere and paint in a mirrored room test physical reasoning, perspective and consistency across repeated reflections.

Selfie

Different task instructions

Visual construction and creative interpretation.

The judgment

Iceman Contributor

The crystal crown, cyan eyes and blue faceting communicate an icy fantasy character. Anatomical readability is substantially weaker: the ringed torso, crowded facial construction and fingerless appendages do not resolve the requested childlike crouch or pouncing gesture. Sparse surface detail and shallow shading further limit the result.

Kimi K3

The indigo creature and warm reflected counterpart create a balanced, contemplative composition. Equations, constellations and book emblems give the transformation meaning. Clean silhouettes and controlled glow support the scene, but minimally articulated legs, shallow spatial cues and smooth, generalized surfaces limit its anatomical and material richness.

Score breakdown

CategoryIceman ContributorKimi K3
Task & likeness4.0/109.0/10
Anatomy & construction3.0/107.0/10
Space & placement4.0/108.0/10
Light & reflections4.5/107.5/10
Purposeful detail4.0/108.0/10
Artistry & character4.5/108.5/10
Materials & effects4.5/107.5/10
Visual integrity4.0/108.0/10

Benchmark task

Iceman Contributor

Character scenes test expression, anatomy, materials and coherent visual construction.

Kimi K3

An imagined creature encounters its reflection. The scene tests original character design, visual self-interpretation and the relationship between a subject and its reflected image.

Mona Lisa

Different task instructions

Precise visual recall and portrait reconstruction.

The judgment

Iceman Contributor

The portrait retains a dark silhouette against an earthy landscape, but replication is weak. The frontal body, elongated facial proportions and undifferentiated hands lose the reference's defining pose and likeness. Basic gradients and layered hills provide some coherence, with little anatomical or painterly detail.

Kimi K3

The centered portrait, dark veil, folded hands and misty landscape clearly evoke Mona Lisa. Replication is limited by the elongated neck, simplified facial proportions and oval hands with shallow finger marks. Soft shading gives some volume, but pervasive blur substitutes for controlled painterly transitions and precise detail.

Score breakdown

CategoryIceman ContributorKimi K3
Task & likeness1.5/104.5/10
Anatomy & construction1.5/103.5/10
Space & placement2.5/104.5/10
Light & reflections2.0/104.5/10
Purposeful detail2.0/104.0/10
Artistry & character2.0/104.5/10
Materials & effects2.0/104.5/10
Visual integrity3.0/105.0/10

Benchmark task

An SVG interpretation of the Mona Lisa tests facial likeness, anatomy and the composition of a familiar portrait.

Beach

Different task instructions

Creativity, perspective and visual beauty.

The judgment

Iceman Contributor

A coherent sunset beach with recognizable animals, playful details and effective palm framing. Connected silhouettes and layered scenery support modest construction and placement credit. Jointless figures, limited foreshortening and an inadequately separated sun and reflection keep the execution basic despite its attractive color.

Kimi K3

A coordinated sunset palette, expressive silhouettes and varied small details create a lively, appealing beach illustration. The central sun and framing palm and umbrella organize the busy scene, with clean contours preserving readability. Bodies and people remain diagrammatic, depth is shallow, and inverted figure reflections cross matte-looking sand without convincing surface lighting. Materials and movement are mostly conveyed through flat shapes.

Score breakdown

CategoryIceman ContributorKimi K3
Task & likeness7.0/108.5/10
Anatomy & construction3.5/107.0/10
Space & placement6.0/107.0/10
Light & reflections4.0/106.5/10
Purposeful detail5.5/108.5/10
Artistry & character3.5/108.5/10
Materials & effects4.5/106.5/10
Visual integrity5.0/107.0/10

Benchmark task

A busy shoreline at sunset tests scene composition, animal forms and the relationship between light and water reflections.

Ground Truth

Different task instructions

Physical reasoning, light and visual reconstruction.

The judgment

Iceman Contributor

This benchmark has not been assessed yet.

Kimi K3

This benchmark has not been assessed yet.

Benchmark task

A plank, computer mouse and blueberry in a steel room test physical stability, spatial relationships, materials and lighting.

Raccoon

Different task instructions

Scene composition and interacting subjects.

The judgment

Iceman Contributor

The sunset palette and red hull establish an appealing setting, but the central interaction remains unresolved. Overlapping bodies obscure the dog, supported seating is unclear, and no readable paw-to-control grip demonstrates steering. Simple construction, weak environmental lighting and loosely described spray limit depth and finish.

Kimi K3

The raccoon rides on the dog's back, and the dog's paw meets a steering assembly connected to the red hull. Expressive faces, a warm sunset and sweeping spray create an appealing composition. Crowded body overlaps obscure some limb connections, and the raccoon's right ear appears slightly separated. Flat shading and stylized reflections limit volume and depth.

Score breakdown

CategoryIceman ContributorKimi K3
Task & likeness2.0/108.0/10
Anatomy & construction3.0/106.5/10
Space & placement3.0/107.5/10
Light & reflections4.0/107.0/10
Purposeful detail3.5/107.5/10
Artistry & character2.5/106.0/10
Materials & effects4.0/107.5/10
Visual integrity2.5/107.0/10

Benchmark task

A jet-ski scene pairs a canine driver with a raccoon passenger. It tests the placement and contact of interacting subjects, along with vehicle construction.

Pelican

Different task instructions

Subject construction and spatial relationships.

The judgment

Iceman Contributor

A recognizable pelican and bicycle sit within an appealing sunset composition. Feather contours, bill shape and atmospheric colour provide character, but disconnected-looking leg origins, unclear pedal contact and unresolved steering weaken the central riding action. Consistent wheel alignment establishes a side view without resolving the rider's support.

Kimi K3

The pelican and bicycle are immediately recognizable, with an expressive bill, flowing scarf and cheerful composition. Both legs remain attached, but pedal connections and wing contact with the handlebar are weakly resolved. Wheel alignment and landscape layers are coherent. Clean outlines support the illustration, while flat surfaces and limited lighting keep it short of masterful execution.

Score breakdown

CategoryIceman ContributorKimi K3
Task & likeness4.0/108.0/10
Anatomy & construction3.5/106.5/10
Space & placement3.5/107.5/10
Light & reflections5.0/105.0/10
Purposeful detail4.5/106.5/10
Artistry & character3.5/106.0/10
Materials & effects4.0/106.0/10
Visual integrity3.0/106.5/10

Benchmark task

A cycling pelican tests anatomy, riding posture and contact between the bird and the bicycle.