{
  "schema_version": "0.8.0",
  "assessment_id": "VOI-EXAMPLE-001",
  "workspace_id": "untitled-game",
  "information_mode": "decision_information",
  "decision": {
    "decision_id": "DEC-CONCEPT-001",
    "owner": "designer",
    "deadline": "before prototype sprint",
    "decision_question": "Which player promise should receive the first playable prototype?",
    "options": [
      {
        "option_id": "A",
        "action": "Prototype the high-agency systemic promise",
        "expected_benefit": "Tests the differentiating interaction early",
        "main_risk": "Higher implementation cost"
      },
      {
        "option_id": "B",
        "action": "Prototype the low-cost narrative promise",
        "expected_benefit": "Faster to communicate and build",
        "main_risk": "May not prove the core play value"
      }
    ],
    "current_default_action": "Prototype option B because it is cheaper",
    "stakes": "high",
    "reversibility": "costly_to_reverse",
    "boundary_status": "near"
  },
  "utility_model": {
    "objective": "Learn which promise justifies the next prototype investment",
    "decision_delta_if_wrong": "One sprint and a misleading concept direction",
    "key_payoffs_or_losses": [
      "learning speed",
      "prototype cost",
      "strength of proof"
    ],
    "assumptions": [
      "A paper prototype can expose whether option A produces meaningful agency"
    ]
  },
  "uncertainty_map": [
    {
      "uncertainty_id": "U-AGENCY-001",
      "uncertainty": "Players can understand and value the systemic agency promise in a minimal interaction",
      "current_belief_or_range": "Plausible but untested",
      "confidence": "low",
      "impact_if_wrong": "high",
      "affected_options": [
        "A",
        "B"
      ],
      "could_change_option_ranking": true,
      "observable": true,
      "controllable": true
    }
  ],
  "candidate_information_actions": [
    {
      "action_id": "INFO-PAPER-001",
      "action": "Run an eight-player paper-prototype test focused on one agency decision",
      "target_uncertainty": "U-AGENCY-001",
      "information_type": "sample",
      "expected_signals": [
        {
          "signal": "At least six players predict the consequence and ask to try another strategy",
          "posterior_update": "Agency promise becomes more credible",
          "action_if_seen": "Prototype option A"
        },
        {
          "signal": "Most players cannot explain why their choice matters",
          "posterior_update": "Agency promise or presentation is weaker than assumed",
          "action_if_seen": "Revise option A or prototype option B"
        }
      ],
      "could_change_action": true,
      "reliability_and_bias": "Small convenience sample; useful for comprehension and desire, not market-size claims",
      "evpi_upper_bound": "No more than the avoided cost of one misdirected prototype sprint",
      "evsi_estimate": "Medium to high because the decision is near the boundary",
      "approximate_net_voi": "Positive",
      "costs": {
        "acquisition": "One day",
        "latency": "Low",
        "attention": "Moderate facilitation and review",
        "privacy_or_contamination": "Use synthetic or cleared material"
      },
      "conclusion": "do"
    }
  ],
  "selected_probe": {
    "action_id": "INFO-PAPER-001",
    "why_smallest_high_value_probe": "It can reverse the prototype choice without building either full option",
    "sample_or_evidence_gate": "Eight sessions; stop early only for a repeated blocking misunderstanding",
    "owner": "designer",
    "due": "before prototype sprint"
  },
  "stop_rule": {
    "stop_when": [
      "The preferred option is robust across the observed response range",
      "The eight-session evidence gate is reached",
      "The prototype sprint deadline arrives"
    ],
    "fallback_action": "Use the current default action and record residual uncertainty"
  },
  "outcome": {
    "observed_signal": "",
    "prior": "Option B is the default because it is cheaper",
    "posterior": "",
    "action_before_information": "Prototype option B",
    "action_after_information": "",
    "decision_changed": false,
    "residual_uncertainty": [],
    "stop_reason": "",
    "decision_log_ref": "06-decisions/decision-log.json"
  }
}