New York Interactive Advertising Exchange (NYIAX) brings financial exchange technology in to the world of digital advertising. Powered by Nasdaq technology, the blockchain-enabled platform combines financial matching engine and trading concepts with advertising technology to enable publishers and advertisers to buy, sell and re-trade future premium advertising inventory as guaranteed contracts. NYIAX advanced contract management platform and upfront marketplace. Streamlined discovery and buying direct from premium publishers. Upfronts Every Day.