OpenRouter acts like a model aggregator, letting you switch between different...

https://sierra-wiki.win/index.php/What_Is_an_AI_Aggregator_Unified_API_and_What_It_Does_Not_Do

OpenRouter acts like a model aggregator, letting you switch between different AI models easily for quick answers. It handles context resets better but doesn’t chain models in sequence. Suprmind, on the other hand, is a multi-model orchestrator