Knowledge as a Service (KaaS) is an emerging concept that revolutionizes information utilization, offering contextual insights for effective decision-making. Powered by AI, ML, NLP, and context-aware computing, KaaS equips industries with tailored, actionable knowledge. Its synergy with emerging technologies like AR and VR promises immersive learning and swift decision adaptation. Challenges in security and ethics must be navigated for KaaS’s potential to shape a knowledge-centric future.