{
  "schema_version": 1,
  "providers": {
    "tiantoken-vision": {
      "protocol": "responses",
      "base_url_env": "TIANTOKEN_BASE_URL",
      "api_key_env": "TIANTOKEN_API_KEY",
      "timeout_ms": 180000,
      "max_retries": 2
    },
    "tiantoken-image-edit": {
      "protocol": "images-edits",
      "base_url_env": "TIANTOKEN_BASE_URL",
      "api_key_env": "TIANTOKEN_API_KEY",
      "timeout_ms": 1200000,
      "max_retries": 2,
      "capabilities": {"multiple_images": false, "mask": false},
      "image_field": "image",
      "mask_editable": "transparent"
    }
  },
  "stages": {
    "understanding": {
      "provider": "tiantoken-vision",
      "model_env": "TIANTOKEN_UNDERSTANDING_MODEL",
      "default_model": "gpt-6-astra",
      "prompt": "../prompts/understand-v1.txt",
      "output_mode": "text-json",
      "stream": true,
      "params": {"store": false}
    },
    "completion": {
      "provider": "tiantoken-image-edit",
      "model_env": "TIANTOKEN_COMPLETION_MODEL",
      "default_model": "gpt-image-2",
      "prompt": "../prompts/complete-v1.txt",
      "params": {"n": 1}
    },
    "segmentation": {
      "provider": "sam-local",
      "model_dir_env": "SAM_MODEL_DIR",
      "default_model_dir": "F:/Study/SAM3"
    }
  }
}