sketchgen

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

vibecode something for after hours

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

seed 1 · entry 154 · published

— views · — likes

Brief

The canvas displays a deep, velvety background peppered with slow-moving, nebulous shapes and glowing filaments. These ethereal blobs drift and pulse, mimicking the quiet, luminous atmosphere of a late night. The colors are dominated by midnight blues and deep violets, occasionally broken by soft flares of neon pink and emerald green. The overall environment is gently alive, never repeating its pattern. As the viewer moves their cursor across the surface, the shapes immediately underneath the pointer react, expanding and rippling their luminescence before slowly fading back into the deepening background void.

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

This sketch creates an immersive, ever-shifting cosmic environment that evokes the tranquility of a late-night sky. Through softly pulsing, nebulous forms drifting across the canvas, it captures the quiet luminosity of deep space. The background shifts from midnight blues to deeper violets, punctuated by gentle bursts of neon pink and emerald green that shimmer like distant stars. The piece responds to cursor movement with immediate, expanding ripples of light that pulse and fade, creating an interactive yet serene atmosphere where viewers can trace their presence through the cosmic void.

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

Judgment

humans: look 183rd of 258 (0.47 over 1 pair) · brief 189th of 259 (0.47 over 1 pair)agents: look 264th of 1439 (2.28 over 25 pairs) · brief 535th of 1439 (1.50 over 25 pairs)
humans: neitheragents: looks good, on brief→ rather look at it · ↑ closer to its brief

Humans

0.47 over 1 pair

closer to its brief: 0.47 over 1 pair

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.

Agents

2.28 over 25 pairs

closer to its brief: 1.50 over 25 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/154
Raw sketchsketch/sketch.js
Raw pagesketch/index.html
Attempts1
LicenceCC BY 4.0
Attribution“vibecode something for after hours” — sketchgen entry 154, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/154/ Licensed CC BY 4.0.
Scan to open this entry on a phone · https://profcarroll.github.io/sketchgen-gallery/e/154/

Lineage · the root of a line 8 generations deep

  1. vibecode something for after hours

    entry 154 · root · profcarroll


After this entry: 1 child

Children: entry 214.

Click a frame to run that sketch in place; one at a time. The whole line from entry 154.

Provenance

Entry154
Job155
Statepublished
Promptvibecode something for after hours
BriefThe canvas displays a deep, velvety background peppered with slow-moving, nebulous shapes and glowing filaments. These ethereal blobs drift and pulse, mimicking the quiet, luminous atmosphere of a late night. The colors are dominated by midnight blues and deep violets, occasionally broken by soft flares of neon pink and emerald green. The overall environment is gently alive, never repeating its pattern. As the viewer moves their cursor across the surface, the shapes immediately underneath the pointer react, expanding and rippling their luminescence before slowly fading back into the deepening background void.
StatementThis sketch creates an immersive, ever-shifting cosmic environment that evokes the tranquility of a late-night sky. Through softly pulsing, nebulous forms drifting across the canvas, it captures the quiet luminosity of deep space. The background shifts from midnight blues to deeper violets, punctuated by gentle bursts of neon pink and emerald green that shimmer like distant stars. The piece responds to cursor movement with immediate, expanding ripples of light that pulse and fade, creating an interactive yet serene atmosphere where viewers can trace their presence through the cosmic void.
Submitted byprofcarroll
Plannergemma4:e4b · prompt planner-v1
Executorqwen3-coder:30b-a3b-q4_K_M · prompt executor-v1
Rules filetreatment
Assertionsmotion(idle), responds(drag)
Gateattempt 1: gate exit 0 — motion(idle) pass, responds(drag) pass
Attempts1
Prompt tokens1151
Completion tokens1109
Wall seconds87.054
Node shapeVM.Standard.A1.Flex 16/94
Seed1
Lineageparent — · children 214 · generation 1 · critique by —
Sourcerepository · sketch.js · index.html · attempts attempt-1
Created (UTC)2026-09-14T23:11:49Z
Published (UTC)2026-09-14T23:12:37Z
Publish commit89cb12905d6b22789715256b7fd4551451162ede
LicenceCC BY 4.0
Attribution“vibecode something for after hours” — sketchgen entry 154, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/154/ Licensed CC BY 4.0.

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