{
  "schemaVersion": 2,
  "name": "idea-tournament",
  "description": "Three isolated ideators propose solutions in parallel, aggregated into one array via an `append` reducer; an isolated judge waits at a multi-source barrier, then picks the best and scores it. Demonstrates parallel fan-out + reducer aggregation + barrier fan-in. All nodes pin `thinking: \"off\"` so the example runs cheaply and reliably even under a high-thinking default model.",
  "entry": [
    "ideator_a",
    "ideator_b",
    "ideator_c"
  ],
  "reducers": {
    "ideas": "append"
  },
  "nodes": {
    "ideator_a": {
      "type": "agent",
      "description": "Propose the most practical, obviously-good solution.",
      "prompt": "Propose ONE specific, practical solution for this task. Be concrete and brief (2-3 sentences). Reason from the task; do not explore files.\n\nTask:\n{{input.task}}",
      "readOnly": true,
      "tools": [],
      "output": "ideas",
      "thinking": "off",
      "context": {
        "mode": "isolated"
      },
      "retry": {
        "maxAttempts": 2,
        "backoffMs": 800
      },
      "idempotent": true,
      "limits": {
        "timeoutMs": 120000,
        "maxTurns": 4,
        "maxTokens": 20000,
        "maxCostUsd": 0.3
      }
    },
    "ideator_b": {
      "type": "agent",
      "description": "Propose a contrarian solution.",
      "prompt": "Propose ONE contrarian solution for this task — something that sounds unconventional but could be brilliant. Be concrete and brief (2-3 sentences). Reason from the task; do not explore files.\n\nTask:\n{{input.task}}",
      "readOnly": true,
      "tools": [],
      "output": "ideas",
      "thinking": "off",
      "context": {
        "mode": "isolated"
      },
      "retry": {
        "maxAttempts": 2,
        "backoffMs": 800
      },
      "idempotent": true,
      "limits": {
        "timeoutMs": 120000,
        "maxTurns": 4,
        "maxTokens": 20000,
        "maxCostUsd": 0.3
      }
    },
    "ideator_c": {
      "type": "agent",
      "description": "Propose a lateral, unconventional solution.",
      "prompt": "Propose ONE lateral-thinking, unconventional solution for this task. Be concrete and brief (2-3 sentences). Reason from the task; do not explore files.\n\nTask:\n{{input.task}}",
      "readOnly": true,
      "tools": [],
      "output": "ideas",
      "thinking": "off",
      "context": {
        "mode": "isolated"
      },
      "retry": {
        "maxAttempts": 2,
        "backoffMs": 800
      },
      "idempotent": true,
      "limits": {
        "timeoutMs": 120000,
        "maxTurns": 4,
        "maxTokens": 20000,
        "maxCostUsd": 0.3
      }
    },
    "judge": {
      "type": "agent",
      "purpose": "reviewer",
      "description": "Wait at the barrier for all three proposals, then pick the best and score it.",
      "prompt": "Three candidate solutions were proposed, in order A, B, C:\n\n{{ideas}}\n\nEvaluate them on originality, usefulness, and feasibility. Pick the BEST one. Return JSON with EXACTLY this shape: {\"winner\": \"A\" | \"B\" | \"C\", \"score\": <number 0 to 1>, \"rationale\": \"<why this one wins, 1-2 sentences>\", \"summary\": \"<the winning idea restated in one sentence>\"}.",
      "readOnly": true,
      "tools": [],
      "output": "verdict",
      "response": {
        "format": "json",
        "maxBytes": 32768
      },
      "thinking": "off",
      "context": {
        "mode": "isolated"
      },
      "retry": {
        "maxAttempts": 2,
        "backoffMs": 800
      },
      "idempotent": true,
      "limits": {
        "timeoutMs": 120000,
        "maxTurns": 4,
        "maxTokens": 25000,
        "maxCostUsd": 0.3
      }
    }
  },
  "edges": [
    {
      "from": [
        "ideator_a",
        "ideator_b",
        "ideator_c"
      ],
      "to": "judge"
    }
  ],
  "limits": {
    "maxSteps": 6,
    "maxNodeRuns": 10,
    "maxConcurrency": 3,
    "maxCostUsd": 2,
    "maxTokens": 150000,
    "timeoutMs": 600000,
    "maxStateBytes": 1048576
  },
  "policy": {
    "allowNonInteractive": true,
    "allowNonInteractiveMutations": false
  }
}