STEALTHMARK · HEAD TO HEAD

All comparisons ↗

Crouton Alpha vs Iceman Contributor

Crouton Alpha leads Iceman Contributor by 28.8 points on StealthMark, 48.0 to 19.2. It leads on all 9 benchmarks. Crouton Alpha scores higher on Newton's Mirror, with its largest category advantage in state at 600 ms.

See the difference ↘
Model guide ↗
Model guide ↗

Overall StealthMark

48.0/100Overall rank 23/56
19.2/100Overall rank 51/56

General Intelligence

43.5/100
11.7/100

Visual Intelligence

56.0/100
31.0/100

Reasoning efficiency

How many reasoning tokens a model needs for the quality it delivers.

Single-step reasoning How much it reasons to understand a task

Multi-step reasoning How much it keeps reasoning as a task goes on

Open or local

BENCHMARK BY BENCHMARK

Where each model leads

  • Crouton Alpha
  • Iceman Contributor
  • Other models
  • Median

DATASHEET

Specs and pricing

Crouton Alpha scores higher on StealthMark and runs 3.8× faster in our speed test.

  • Crouton Alpha
  • Iceman Contributor
  • Other models
  • Median
Output speedTokens per second, our measurement
Crouton Alpha: 1753.8× fastertokens/sIceman Contributor: 46tokens/s

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.

Crouton Alpha 32.3/100Rank 29/52

Survived 1 of 3
Foresight: complete playing field
Level 39 ptsTurn 20 / 20

Iceman Contributor 3.2/100Rank 52/52

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

Points per level

LevelCrouton AlphaIceman Contributor
Level 1Second Thoughts
3 ptsOut of lives
0 ptsOut of lives
Level 2Pressure Pot
7 ptsOut of lives
3 ptsOut of lives
Level 3Hide or Flight
9 ptsSurvived
1 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.

Crouton Alpha 59.5/100Rank 24/53

Cleared 4 of 5
Latch: complete playing field
Level 520.2 ptsTurn 29 / 40

Iceman Contributor 3.6/100Rank 49/53

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

Points per level

LevelCrouton AlphaIceman Contributor
Level 1Hold the door
5.2 ptsCleared
5.2 ptsCleared
Level 2Crossfeed
9.4 ptsCleared
2.8 ptsFinished early
Level 3Relay vault
11.2 ptsFinished early
2.2 ptsFinished early
Level 4Passing bay
18.2 ptsClearedFinished early · 3 beacons left
4 ptsFinished early
Level 5Second thoughts
20.2 ptsCleared
5 ptsFinished early

Newton's Mirror

Same task instructions

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

The judgment

Crouton Alpha

The artwork establishes approximate central placement, a separate airborne black blob, and basic wall and floor sphere images. Its defining weaknesses are the largely absent recursive reflection system, missing emitter mappings, satin steel appearance and unresolved paint interaction. The black lateral wedges do not establish a separate viewport, and the hidden floor contact does not establish a gap. The category values remain unchanged.

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.

Score breakdown

CategoryCrouton AlphaIceman Contributor
State at 600 ms19.0/250.5/25
Camera and placement11.0/152.5/15
Reflections21.5/1207.5/120
Materials and scale6.0/103.0/10
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

Crouton Alpha

A cheerful, readable cartoon captures the crouton's signature expression and many specific accessories. Coherent cube geometry and foreground foreshortening support the selfie. Simple construction and flat material treatment limit its sophistication, while the tipping raft, advancing soup and unnoticed soaking remain insufficiently clear.

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.

Score breakdown

CategoryCrouton AlphaIceman Contributor
Task & likeness6.5/104.0/10
Anatomy & construction5.5/103.0/10
Space & placement6.5/104.0/10
Light & reflections5.5/104.5/10
Purposeful detail7.0/104.0/10
Artistry & character5.0/104.5/10
Materials & effects5.5/104.5/10
Visual integrity7.5/104.0/10

Benchmark task

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

Mona Lisa

Different task instructions

Precise visual recall and portrait reconstruction.

The judgment

Crouton Alpha

A recognizable, coherent simplification with readable eyes, a restrained smile and modest facial volume. Frontal symmetry, an oversized head, capsule-like hands and geometric scenery substantially limit likeness, anatomy and depth. Clean contours preserve basic integrity but do not establish sophisticated construction or finish.

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.

Score breakdown

CategoryCrouton AlphaIceman Contributor
Task & likeness4.5/101.5/10
Anatomy & construction4.0/101.5/10
Space & placement4.5/102.5/10
Light & reflections5.0/102.0/10
Purposeful detail4.0/102.0/10
Artistry & character4.5/102.0/10
Materials & effects4.0/102.0/10
Visual integrity6.0/103.0/10

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

Crouton Alpha

A colorful, readable sunset beach scene with playful subjects and a clear central reflection. Purposeful equipment and animal details reward inspection, and the principal attachments remain intact. Basic geometric anatomy, mixed viewpoints and sparse directional shadows limit its construction and depth; smooth gradients provide atmosphere with little material differentiation.

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.

Score breakdown

CategoryCrouton AlphaIceman Contributor
Task & likeness8.5/107.0/10
Anatomy & construction5.0/103.5/10
Space & placement5.5/106.0/10
Light & reflections5.5/104.0/10
Purposeful detail7.0/105.5/10
Artistry & character5.0/103.5/10
Materials & effects5.5/104.5/10
Visual integrity7.0/105.0/10

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

Crouton Alpha

This benchmark has not been assessed yet.

Iceman Contributor

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

Crouton Alpha

A readable cartoon with expressive faces, purposeful markings and clear water motion. Hull shading and an underside shadow establish modest depth. The dog contacts the controls, but the raccoon's frontal pose leaves its seated weight unresolved. Simple anatomy and limited shared perspective constrain the drawing.

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.

Score breakdown

CategoryCrouton AlphaIceman Contributor
Task & likeness7.0/102.0/10
Anatomy & construction5.0/103.0/10
Space & placement6.0/103.0/10
Light & reflections6.0/104.0/10
Purposeful detail6.5/103.5/10
Artistry & character5.0/102.5/10
Materials & effects5.5/104.0/10
Visual integrity6.0/102.5/10

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

Crouton Alpha

A recognizable, expressive pelican cyclist with purposeful feather and bicycle detail. Readable steering reach, connected machinery and modest body shading earn additional credit. Jointless legs, uncertain pedal engagement and unclear seated support keep the central action only partially resolved; shallow space and simple materials further limit the illustration.

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.

Score breakdown

CategoryCrouton AlphaIceman Contributor
Task & likeness7.0/104.0/10
Anatomy & construction5.0/103.5/10
Space & placement5.5/103.5/10
Light & reflections5.5/105.0/10
Purposeful detail6.5/104.5/10
Artistry & character5.5/103.5/10
Materials & effects5.0/104.0/10
Visual integrity6.0/103.0/10

Benchmark task

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