Prompt Racer is a practical workspace built to help users make smarter, more efficient decisions when working with AI. Instead of relying on a single model, Prompt Racer lets you compare 11+ AI models side-by-side, making it easier to see how different models respond to the same prompt and identify which one fits your needs. Beyond model comparison, Prompt Racer helps you optimize prompts, track AI usage costs in real time, and build a personal library of refined prompts. By combining model comparisons, prompt optimization, and cost tracking in one place, Prompt Racer turns AI experimentation into a more structured, data-driven workflow—helping users get better results while keeping unnecessary AI spending under control. Built on Robinhood chain.