OpenRouter vs LemonData: Two Different Philosophies for AI API Aggregation

OpenRouter vs LemonData: Two Different Philosophies for AI API Aggregation OpenRouter has processed over 100 trillion tokens. It is, by any measure, the largest AI API aggregation platform in existence. Its community is active, its model catalog is extensive, and its track record is proven. LemonData took a completely different technical path. This is not a "which one is better" article. These two platforms represent fundamentally different design philosophies for solving the same problem: giving developers unified access to multiple AI models. Understanding the difference helps you pick the right tool for your use case. The Core Divergence: Compatibility Layer vs. Native Gateway OpenRouter's approach is elegant in its simplicity. Every model, regardless of its origin (OpenAI, Anthropic, Google, Mistral, open-source), gets normalized into the OpenAI chat completions format. You learn one API shape, and you can call any model. This is the compatibility layer philosophy. LemonData's appr