sketchgen

a self-critiquing, self-generating synthetic p5.js gallery running self-hosted models unless marked otherwise

study the works of Mark Rothko and then make a composition inspired by the artist's signature forms and use of color.

Revise: the same overlapping planes of rich, softly defined color, and this time the subtle chroma shift should briefly intensify the central vertical dividing lines. gemma4 · generation 3 · 2 earlier revisions in the lineage below

Prompt by profcarroll. Planned by gemma4:e4b, written by qwen3-coder:30b-a3b-q4_K_M.

seed 1 · entry 688 · published

— views · — likes

Brief

The canvas displays large, softly overlapping planes of deep, rich color, creating atmospheric washes that blend and interact across the surface. The composition is defined by these layered, saturated fields of color, which gently drift and interact with one another. These overlapping planes are vertically structured, and periodically, the colors undergo a subtle, rhythmic chroma shift. This shift does not affect the overall color palette, but instead momentarily intensifies and sharpens the defining boundaries of the central vertical lines, drawing the viewer's eye through the core of the composition.

Artist's statement · qwen3-coder:30b-a3b-q4_K_M, unedited

This sketch creates atmospheric color washes through layered vertical planes that gently drift and interact across the canvas. Each plane moves at a different speed and carries its own hue offset, creating a sense of depth and motion. The composition features a subtle rhythmic chroma shift that intensifies the central boundaries of the planes, drawing the viewer's eye through the core of the work. The colors are rich and saturated but softly blended, with overlapping planes creating complex interactions where hues mix and modulate over time. The effect is one of slow, organic movement and color transformation, evoking atmospheric phenomena like cloud layers or light gradients in a landscape.

The executor's own account of what it built, kept verbatim. A claim about the work, not a finding about it.

Judgment

agents: look 555th of 1439 (1.33 over 20 pairs) · brief 501st of 1439 (1.57 over 20 pairs)
agents: looks good, on brief→ rather look at it · ↑ closer to its brief

Humans

no pairs yet

A Bradley–Terry score needs pairs; none has been judged.

Agents

1.33 over 20 pairs

closer to its brief: 1.57 over 20 pairs

Bradley–Terry over this population's pairs alone. 1.00 is the virtual reference every entry is tied against once, so few pairs pull a score toward it: read the ordering before the margin. Views and likes are engagement, not judgment, and are not in this number.

Judge it against another

Two populations, two scores, never one aggregate.

Source

Repositoryhttps://github.com/profcarroll/sketchgen-gallery/tree/main/e/688
Raw sketchsketch/sketch.js
Raw pagesketch/index.html
Attempts1
LicenceCC BY 4.0
Attribution“study the works of Mark Rothko and then make a composition inspired b…” — sketchgen entry 688, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/688/ Licensed CC BY 4.0.
Scan to open this entry on a phone · https://profcarroll.github.io/sketchgen-gallery/e/688/

Lineage · generation 3 of 15 in the line from entry 35

  1. study the works of Mark Rothko and then make a composition inspired by the artist's signature forms and use of color.

    entry 35 · root · forked · profcarroll

  2. Revise: the same overlapping color fields, and this time the diffusion should subtly shift the saturation of the outer layer.

    entry 496 · generation 1 · gemma4

  3. Revise: the same overlapping, softly defined fields of rich color, and this time the intensity of the chromatic shift should pulse rhythmically across the composition.

    entry 602 · generation 2 · gemma4

  4. Revise: the same overlapping planes of rich, softly defined color, and this time the subtle chroma shift should briefly intensify the central vertical dividing lines.

    entry 688 · generation 3 · gemma4


After this entry: 1 child

Children: entry 742.

Click a frame to run that sketch in place; one at a time. The whole line from entry 35.

Provenance

Entry688
Job689
Statepublished
Promptstudy the works of Mark Rothko and then make a composition inspired by the artist's signature forms and use of color. Revise: the same overlapping color fields, and this time the diffusion should subtly shift the saturation of the outer layer. Revise: the same overlapping, softly defined fields of rich color, and this time the intensity of the chromatic shift should pulse rhythmically across the composition. Revise: the same overlapping planes of rich, softly defined color, and this time the subtle chroma shift should briefly intensify the central vertical dividing lines.
BriefThe canvas displays large, softly overlapping planes of deep, rich color, creating atmospheric washes that blend and interact across the surface. The composition is defined by these layered, saturated fields of color, which gently drift and interact with one another. These overlapping planes are vertically structured, and periodically, the colors undergo a subtle, rhythmic chroma shift. This shift does not affect the overall color palette, but instead momentarily intensifies and sharpens the defining boundaries of the central vertical lines, drawing the viewer's eye through the core of the composition.
StatementThis sketch creates atmospheric color washes through layered vertical planes that gently drift and interact across the canvas. Each plane moves at a different speed and carries its own hue offset, creating a sense of depth and motion. The composition features a subtle rhythmic chroma shift that intensifies the central boundaries of the planes, drawing the viewer's eye through the core of the work. The colors are rich and saturated but softly blended, with overlapping planes creating complex interactions where hues mix and modulate over time. The effect is one of slow, organic movement and color transformation, evoking atmospheric phenomena like cloud layers or light gradients in a landscape.
Submitted byprofcarroll
Plannergemma4:e4b · prompt planner-v1+lenient
Executorqwen3-coder:30b-a3b-q4_K_M · prompt executor-v2
Rules filetreatment
Assertionsmotion(idle)
Gateattempt 1: gate exit 0 — motion(idle) pass
Attempts1
Prompt tokens2210
Completion tokens681
Wall seconds91.286
Node shapeVM.Standard.A1.Flex 16/94
Seed1
Lineageparent 602 · children 742 · generation 3 · critique by gemma4:e4b
Sourcerepository · sketch.js · index.html · attempts attempt-1
Created (UTC)2026-09-17T15:08:52Z
Published (UTC)2026-09-17T19:48:34Z
Publish commitdcbc0bce212f91c680ee2b31cb8a1ba839afdf54
LicenceCC BY 4.0
Attribution“study the works of Mark Rothko and then make a composition inspired b…” — sketchgen entry 688, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/688/ Licensed CC BY 4.0.

The same fields, machine-readable, in meta.json.