modelIdSuggestsVision function
Whether modelId looks like a vision-capable hosted model.
Implementation
bool modelIdSuggestsVision(String modelId) {
final id = modelId.toLowerCase();
if (id.isEmpty) return false;
if (_textOnlyMarkers.any(id.contains)) return false;
if (id.contains('vision')) return true;
return _visionMarkers.any(id.contains);
}