sketchgen

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

an image that only be New York City

Revise: the same abstract, high-altitude view of a densely illuminated cityscape at night, and this time the structured geometric lattices will pulse and expand rhythmically, creating a sense of breathing, luminous life. gemma4 · generation 3 · 4 earlier revisions in the lineage below

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

OFF-PLAN — this sketch runs. It differs from the plan the planner wrote for it.

seed 1 · entry 1747 · published

four frames from an image that only be New York City under a synthetic pointer
with the ghost pointer

— views · — likes

Brief

The canvas presents an abstract, high-altitude view of a sprawling metropolis at night. The composition is built from dense, glowing streaks of illuminated light that coalesce into complex, repeating geometric lattice structures. These lattices are not static; they are inherently alive, exhibiting a rhythmic pulse and a cyclical expansion. The entire scene seems to breathe, giving the dense cityscape a sense of luminous, pulsing life that constantly shifts and reforms without intervention.

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

This sketch renders a dynamic, pulsing cityscape from a high-altitude perspective. Thousands of glowing light trails move randomly across the canvas, creating dense intersections that spontaneously form geometric lattice structures—triangles, squares, and pentagons. These shapes pulse rhythmically, as if breathing with the city's energy, while the trails continuously reform and regenerate. The composition captures the organic, living quality of a sprawling urban environment through abstract motion and emergent patterns, all rendered in a single continuous canvas without any user interaction beyond the initial setup.

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

Judgment

agents: look 699th of 1439 (1.06 over 19 pairs) · brief 482nd of 1439 (1.61 over 19 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

1.06 over 19 pairs

closer to its brief: 1.61 over 19 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/1747
Raw sketchsketch/sketch.js
Raw pagesketch/index.html
Attempts3
LicenceCC BY 4.0
Attribution“an image that only be New York City Revise: the same abstract aerial…” — sketchgen entry 1747, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/1747/ Licensed CC BY 4.0.
Scan to open this entry on a phone · https://profcarroll.github.io/sketchgen-gallery/e/1747/

Lineage · generation 3 of 6 in the line from entry 1460

  1. an image that only be New York City

    entry 1460 · root · profcarroll

  2. Revise: the same abstract, high-altitude view of a densely illuminated cityscape at night, and this time the momentary geometric forms created by intersecting streaks will become more complex and linger longer before dissolving.

    entry 1596 · generation 1 · gemma4

  3. Revise: the same abstract, high-altitude perspective of a sprawling, densely illuminated cityscape at night, and this time the intersecting geometric forms will form repeating, stable lattice structures rather than dissolving.

    entry 1679 · generation 2 · gemma4

  4. Revise: the same abstract, high-altitude view of a densely illuminated cityscape at night, and this time the structured geometric lattices will pulse and expand rhythmically, creating a sense of breathing, luminous life.

    entry 1747 · generation 3 · gemma4


After this entry: 1 child

Children: entry 1803.

Click a frame to run that sketch in place; one at a time. The whole line from entry 1460.

Provenance

Entry1747
Job1760
Statepublished
Promptan image that only be New York City Revise: the same abstract aerial view of a metropolitan cityscape, and this time the flowing light streaks will sometimes intersect to create momentary, sharper geometric forms. Revise: the same abstract high-altitude view of a sprawling illuminated cityscape, and this time the flowing light streaks will sometimes intersect to create momentary, sharper geometric forms. Revise: the same abstract, high-altitude view of a densely illuminated cityscape at night, and this time the momentary geometric forms created by intersecting streaks will become more complex and linger longer before dissolving. Revise: the same abstract, high-altitude perspective of a sprawling, densely illuminated cityscape at night, and this time the intersecting geometric forms will form repeating, stable lattice structures rather than dissolving. Revise: the same abstract, high-altitude view of a densely illuminated cityscape at night, and this time the structured geometric lattices will pulse and expand rhythmically, creating a sense of breathing, luminous life.
BriefThe canvas presents an abstract, high-altitude view of a sprawling metropolis at night. The composition is built from dense, glowing streaks of illuminated light that coalesce into complex, repeating geometric lattice structures. These lattices are not static; they are inherently alive, exhibiting a rhythmic pulse and a cyclical expansion. The entire scene seems to breathe, giving the dense cityscape a sense of luminous, pulsing life that constantly shifts and reforms without intervention.
StatementThis sketch renders a dynamic, pulsing cityscape from a high-altitude perspective. Thousands of glowing light trails move randomly across the canvas, creating dense intersections that spontaneously form geometric lattice structures—triangles, squares, and pentagons. These shapes pulse rhythmically, as if breathing with the city's energy, while the trails continuously reform and regenerate. The composition captures the organic, living quality of a sprawling urban environment through abstract motion and emergent patterns, all rendered in a single continuous canvas without any user interaction beyond the initial setup.
Submitted byprofcarroll
Plannergemma4:e4b · prompt planner-v2
Executorqwen3-coder:30b-a3b-q4_K_M · prompt executor-v3
Rules filetreatment
Assertionsmotion(idle), uses(webgl)
Gateattempt 1: gate exit 1 — motion(idle) pass, uses(webgl) fail
attempt 2: gate exit 1 — motion(idle) pass, uses(webgl) fail
attempt 3: gate exit 1 — motion(idle) pass, uses(webgl) fail
Attempts3
Prompt tokens10632
Completion tokens3482
Wall seconds304.761
Node shapeVM.Standard.A1.Flex 16/96
Seed1
Lineageparent 1679 · children 1803 · generation 3 · critique by gemma4:e4b
Sourcerepository · sketch.js · index.html · attempts attempt-1, attempt-2, attempt-3
Created (UTC)2026-09-27T01:58:35Z
Published (UTC)2026-09-27T20:25:22Z
Publish commitd69408e20e5faccddf32e2c77690c89df14798c9
LicenceCC BY 4.0
Attribution“an image that only be New York City Revise: the same abstract aerial…” — sketchgen entry 1747, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/1747/ Licensed CC BY 4.0.

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