{
  "harness": "codex",
  "provider": "openai",
  "size": "medium",
  "nodes": {
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      "model": "YOUR_MODEL_ID",
      "sessionScope": "node_instance"
    },
    "acceptance": {
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      "model": "YOUR_MODEL_ID",
      "sessionScope": "execution"
    },
    "code": {
      "kind": "agent",
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      "sessionScope": "execution"
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}
