Why AI Builders Need a Unified LLM API Layer

Dev.to AI
Generative AI Open Source AI

Developers building AI products often start with one model provider. Then the project grows. You want to compare GPT, Claude, Gemini, Llama, or DeepSeek. You want to test cost, latency, output quality, and reliability. But every provider has its own dashboard, API key, billing flow, and integration details. That creates friction before the real product work even starts.