{
  "ai": {
    "tier1": {
      "base_url": "http://localhost:8000/v1",
      "api_key": "local",
      "model": "gemma-4-e4b",
      "timeout_seconds": 30
    },
    "tier2": {
      "base_url": "https://openrouter.ai/api/v1",
      "api_key": "REPLACE_WITH_OPENROUTER_KEY",
      "model": "google/gemma-3-27b-it",
      "timeout_seconds": 60
    },
    "confidence_threshold": 0.75,
    "quick_add_enabled": false,
    "quick_add_threshold": 0.90
  }
}