Between X

Between X is an independent adtech group with a proprietary SSP platform and full-service agency, built to deliver real performance at global scale. Since 2012, we’ve empowered publishers, ad networks, and DSPs by uniting exclusive demand and optimized supply under one powerful, ML-driven adtech stack. With over 120 billion daily bid requests across web, in-app, and CTV, our platform filters, verifies, and curates traffic to meet the specific needs of our demand partners. DSPs benefit from cleaner bidstreams and higher campaign efficiency, while publishers enjoy direct access to unique advertiser demand — including brand-safe, high-performing campaigns delivered via our in-house agency. What sets us apart? Exclusive demand, full traffic transparency, performance-focused optimization, and global infrastructure backed by real programmatic expertise. Between X: Where exclusive demand meets smart supply.