{
  "game": "Nothing@lose",
  "purpose": "A living playable archive of AI coding-agent capabilities; a case study, not a controlled benchmark.",
  "public_source_repository": null,
  "editions": [
    {
      "id": "opus-original",
      "agent_label": "Opus 4.8",
      "attribution": "Creator-reported; no independent model log available",
      "created": "early 2026 (creator-reported)",
      "play_url": "/opus/",
      "status": "preserved-playable",
      "active_coding_seconds": null,
      "elapsed_development_seconds": null,
      "cost": null,
      "human_intervention_count": null,
      "quality_evidence": [
        "Preserved original client matches 63 backup files byte-for-byte",
        "Original multiplayer room connectivity checked"
      ]
    },
    {
      "id": "astra",
      "agent_label": "Astra",
      "attribution": "Project designation",
      "created": "2026-09-06",
      "play_url": "/astra/",
      "status": "current",
      "revision": "grand-rond-finale",
      "revision_started_utc": "2026-09-06T18:57:35Z",
      "revision_resumed_utc": "2026-09-07T06:55:16Z",
      "active_coding_seconds": null,
      "elapsed_development_seconds": null,
      "cost": null,
      "human_intervention_count": null,
      "time_note": "Work spans an overnight pause. Timestamps are observations, not active development time. Initial rebuild totals were not recorded.",
      "report_url": "/portal/reports/2026-09-06.html",
      "quality_evidence": [
        "23 simulation tests passed",
        "Two-client synchronization and separate original room verified",
        "Desktop and emulated phone browser checks",
        "Touch traversal and input release checks",
        "Delayed-input render check and desktop/phone finale/replay fixture"
      ],
      "limitations": [
        "Stylized procedural city, not a street-accurate reconstruction",
        "Browser emulation does not establish real-phone frame rates",
        "Full 16-player sustained load not measured",
        "No controlled cross-agent benchmark or historical time/cost baseline"
      ],
      "balance_update": "2026-09-07: consistent run-time units, faster ordinary rockets, longer-range tighter-spread shotgun",
      "animation_melee_update": "2026-09-07: SVG robot favicon, jump rolls, smooth turning, 24 visible letter spawns and long-sword melee"
    }
  ]
}