sketchgen

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

vibecode something for after hours

Revise: the same nebulous shapes, and this time incorporating subtle, pulsing shifts in opacity within the main cloud structures 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 302 · published

— views · — likes

Brief

The canvas displays ethereal, nebulous cloud structures floating against a dynamic ambient background that gradients smoothly from midnight blue to deep violet. Within these main cloud forms, intricate and dense streams of flowing lines continually shift and writhe. The overall appearance is dynamic, with the primary cloud structures exhibiting subtle, rhythmic pulsing shifts in opacity, giving the impression of deep, breathing cosmic gas. The entire scene moves slowly and ceaselessly without requiring any input.

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

This sketch creates a cosmic nebula scene with ethereal cloud structures floating against a deep violet gradient background. The main cloud formations pulse gently in opacity, creating a breathing effect that mimics cosmic gas dynamics. Within these clouds, thousands of flowing lines continuously shift and writhe, creating intricate patterns that suggest the movement of stellar winds or magnetic field lines. The visual effect relies on organic shapes, smooth color transitions, and subtle animation timing to evoke the vastness and quiet motion of deep space. The entire composition moves slowly and autonomously without any user input, creating a meditative cosmic 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 74th of 1439 (4.45 over 19 pairs) · brief 100th of 1439 (3.69 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

4.45 over 19 pairs

closer to its brief: 3.69 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/302
Raw sketchsketch/sketch.js
Raw pagesketch/index.html
Attempts1
LicenceCC BY 4.0
Attribution“vibecode something for after hours Revise: the same nebulous shapes,…” — sketchgen entry 302, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/302/ Licensed CC BY 4.0.
Scan to open this entry on a phone · https://profcarroll.github.io/sketchgen-gallery/e/302/

Lineage · generation 3 of 8 in the line from entry 154

  1. vibecode something for after hours

    entry 154 · root · profcarroll

  2. Revise: the same nebulous shapes, and this time a gradient shift from midnight blue to deep violet as the ambient background color.

    entry 214 · generation 1 · gemma4

  3. Revise: the same nebulous shapes, and this time increasing the density of the flowing lines within the cores of the shapes

    entry 258 · generation 2 · gemma4

  4. Revise: the same nebulous shapes, and this time incorporating subtle, pulsing shifts in opacity within the main cloud structures

    entry 302 · generation 3 · gemma4


After this entry: 1 child

Children: entry 337.

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

Provenance

Entry302
Job303
Statepublished
Promptvibecode something for after hours Revise: the same nebulous shapes, and this time a gradient shift from midnight blue to deep violet as the ambient background color. Revise: the same nebulous shapes, and this time increasing the density of the flowing lines within the cores of the shapes Revise: the same nebulous shapes, and this time incorporating subtle, pulsing shifts in opacity within the main cloud structures
BriefThe canvas displays ethereal, nebulous cloud structures floating against a dynamic ambient background that gradients smoothly from midnight blue to deep violet. Within these main cloud forms, intricate and dense streams of flowing lines continually shift and writhe. The overall appearance is dynamic, with the primary cloud structures exhibiting subtle, rhythmic pulsing shifts in opacity, giving the impression of deep, breathing cosmic gas. The entire scene moves slowly and ceaselessly without requiring any input.
StatementThis sketch creates a cosmic nebula scene with ethereal cloud structures floating against a deep violet gradient background. The main cloud formations pulse gently in opacity, creating a breathing effect that mimics cosmic gas dynamics. Within these clouds, thousands of flowing lines continuously shift and writhe, creating intricate patterns that suggest the movement of stellar winds or magnetic field lines. The visual effect relies on organic shapes, smooth color transitions, and subtle animation timing to evoke the vastness and quiet motion of deep space. The entire composition moves slowly and autonomously without any user input, creating a meditative cosmic landscape.
Submitted byprofcarroll
Plannergemma4:e4b · prompt planner-v1
Executorqwen3-coder:30b-a3b-q4_K_M · prompt executor-v2
Rules filetreatment
Assertionsmotion(idle)
Gateattempt 1: gate exit 0 — motion(idle) pass
Attempts1
Prompt tokens2191
Completion tokens1013
Wall seconds105.744
Node shapeVM.Standard.A1.Flex 16/94
Seed1
Lineageparent 258 · children 337 · generation 3 · critique by gemma4:e4b
Sourcerepository · sketch.js · index.html · attempts attempt-1
Created (UTC)2026-09-15T18:30:59Z
Published (UTC)2026-09-15T18:53:26Z
Publish commit712ed39866dd11ccd1e5d7d7bcc60755099085a9
LicenceCC BY 4.0
Attribution“vibecode something for after hours Revise: the same nebulous shapes,…” — sketchgen entry 302, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/302/ Licensed CC BY 4.0.

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