# COST-RECEIPT — Signal Desk

Run: `2026-07-23-signal-desk-release` · 2026-07-23

## Models and tools used

| Stage | Tool | Role |
|---|---|---|
| 1, 2, 7 | Claude Code 2.1.217 with `the-designer` | signed direction, visual system, QA |
| 3 | CSS and inline SVG | media-free visual production |
| 4, 6 | Codex CLI 0.145.0 | budget gate and mechanical review |
| 5 | Claude Code | static build iteration |
| 8 | GitHub Pages workflow | reviewed deployment |

## Actual spend

| Item | Cost |
|---|---:|
| Generated media | 0 |
| Audio | 0 — off by design |
| External runtime dependencies | 0 |
| **Total incremental spend** | **0** |

Subscription-billed model usage is not represented as a per-run dollar amount because no authoritative per-run invoice was available. No estimate is presented as actual spend.

## Output

- Live URL: https://youkistudios.github.io/web-studio/witness/
- Deployment workflow: https://github.com/youkistudios/web-studio/actions/runs/29998400574
- QA: 9.1/10 PASS
- Project job log: `docs/witness/JOB-LOG.md`
- Browser evidence: `docs/evidence/2026-07-23-signal-desk-browser-witness.md`
- Model reviews: `docs/evidence/2026-07-23-signal-desk-model-reviews.md`
- Run log: `docs/evidence/runs/2026-07-23-signal-desk-release.jsonl`