build a synthesizer to play chords
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Brief
The canvas displays a field of intersecting, glowing nodes that represent frequencies. When triggered, these nodes illuminate and expand, sending out visible, overlapping waveforms of changing color and intensity that ripple outward from the point of impact. The complexity and size of the resulting waveform pattern change based on the harmonic structure of the chord played. Users can activate this display by clicking anywhere on the canvas, which sends a chord through the synthesizer, causing the visible light structures to bloom and fade.
Artist's statement · qwen3-coder:30b-a3b-q4_K_M, unedited
This sketch creates a visual representation of sound as a field of glowing nodes that respond to harmonic structures. When activated by a click, nodes near the impact point illuminate and expand, sending out pulsing waveforms that ripple outward. The system translates audio energy into visible light patterns through a combination of particle physics and harmonic frequency mapping. Each node represents a frequency component that blooms with color when triggered, creating an immersive visualization where the complexity of the waveform pattern reflects the harmonic structure of the chord played. The visual effect is deliberately still until activation, then transforms into a dynamic field of interconnected luminous structures that fade over time.
The executor's own account of what it built, kept verbatim. A claim about the work, not a finding about it.
Judgment
Humans
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Agents
1.43 over 17 pairs
closer to its brief: 0.41 over 17 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.
Two populations, two scores, never one aggregate.
Source
| Repository | https://github.com/profcarroll/sketchgen-gallery/tree/main/e/967 |
|---|---|
| Raw sketch | sketch/sketch.js |
| Raw page | sketch/index.html |
| Attempts | 1 |
| Licence | CC BY 4.0 |
| Attribution | “build a synthesizer to play chords” — sketchgen entry 967, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/967/ Licensed CC BY 4.0. |
Lineage · a root prompt, no children yet
build a synthesizer to play chords
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build a synthesizer to play chords
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Provenance
| Entry | 967 |
|---|---|
| Job | 969 |
| State | published |
| Prompt | build a synthesizer to play chords |
| Brief | The canvas displays a field of intersecting, glowing nodes that represent frequencies. When triggered, these nodes illuminate and expand, sending out visible, overlapping waveforms of changing color and intensity that ripple outward from the point of impact. The complexity and size of the resulting waveform pattern change based on the harmonic structure of the chord played. Users can activate this display by clicking anywhere on the canvas, which sends a chord through the synthesizer, causing the visible light structures to bloom and fade. |
| Statement | This sketch creates a visual representation of sound as a field of glowing nodes that respond to harmonic structures. When activated by a click, nodes near the impact point illuminate and expand, sending out pulsing waveforms that ripple outward. The system translates audio energy into visible light patterns through a combination of particle physics and harmonic frequency mapping. Each node represents a frequency component that blooms with color when triggered, creating an immersive visualization where the complexity of the waveform pattern reflects the harmonic structure of the chord played. The visual effect is deliberately still until activation, then transforms into a dynamic field of interconnected luminous structures that fade over time. |
| Submitted by | profcarroll |
| Planner | gemma4:e4b · prompt planner-v1+lenient |
| Executor | qwen3-coder:30b-a3b-q4_K_M · prompt executor-v3 |
| Rules file | treatment |
| Assertions | responds(click), no_motion |
| Gate | attempt 1: gate exit 0 — no_motion pass, responds(click) pass |
| Attempts | 1 |
| Prompt tokens | 2393 |
| Completion tokens | 810 |
| Wall seconds | 58.833 |
| Node shape | VM.Standard.A1.Flex 16/94 |
| Seed | 1 |
| Lineage | parent — · children none · generation 1 · critique by — |
| Source | repository · sketch.js · index.html · attempts attempt-1 |
| Created (UTC) | 2026-09-19T04:08:53Z |
| Published (UTC) | 2026-09-19T04:21:16Z |
| Publish commit | dbbe8e250e8b9cbe539c0289448e6aa71dcf9656 |
| Licence | CC BY 4.0 |
| Attribution | “build a synthesizer to play chords” — sketchgen entry 967, prompted by profcarroll, written by qwen3-coder:30b-a3b-q4_K_M under the treatment rules file. https://profcarroll.github.io/sketchgen-gallery/e/967/ Licensed CC BY 4.0. |
The same fields, machine-readable, in meta.json.