{
  "source": "https://chiptunes.app/",
  "capturedOn": "2026-09-08",
  "presentation": "Three actual browser states, held for four seconds each. Not a continuous recording or a live embedded agent session.",
  "toolsObserved": 16,
  "request": { "tool": "chiptunes_compose", "input": { "scene": "overworld", "seconds": 24, "key": "D", "mode": "minor", "play": true } },
  "steps": [
    { "image": "01-agent-score.webp", "action": "chiptunes_editor opened the returned document. The editor URL and chiptunes_current_song matched that document exactly." },
    { "image": "02-note-edit.webp", "action": "In the ordinary tracker interface, selected the first C4 note, chose Bell, then Arp. The encoded document changed." },
    { "image": "03-edited-score.webp", "action": "chiptunes_export received the edited document explicitly for link and ROM exports. The link fragment matched it exactly. Reopening the link through the ordinary UI retained that document and the C4 Arp note." }
  ],
  "download": {
    "file": "wizard-rescue-plus.gb",
    "originalFilename": "Wizard Rescue Plus.gb",
    "bytes": 32768,
    "sha256": "c1ef6e619a8f13c5950f4b8d14b8c279905b95079e2864f9cb0bbce33c5875a2",
    "headerChecksumValid": true,
    "verification": "Downloaded file size, SHA-256 and Game Boy header checksum checked independently. This sample was not booted on physical hardware or freshly played in an emulator during this capture."
  },
  "limits": [
    "The compose tool returned an unmet style constraint. This is not proof that every requested musical constraint was satisfied.",
    "The tool reported 179 BPM while the tracker displayed 134 BPM initially and other values after reopening. The document matched; tempo reporting did not. No audible tempo or parity claim is made from this session.",
    "The initial tool response reported playing:true before the browser's ordinary playback activation. Playback state in a tool response is not proof that audio was heard.",
    "This browser disabled WebMCP on the long shared-song URL because its configuration exceeded supported limits. The share-return check used the ordinary editor, not another agent call.",
    "The product landing copy said 15 tools; 16 were actually registered. This capture does not establish support in every browser."
  ]
}