In today's era, the integration of cutting-edge technologies like Artificial Intelligence (AI), Digital Twin technology, and Big Data Analytics, is transforming Blockchain-enabled IoT ecosystems. Today AI enhances predictive intelligence and decision-making, while Digital Twins create real-time virtual replicas of physical systems for monitoring and simulation. Big Data analytics processes massive IoT-generated data streams to extract actionable insights whereas Blockchain technology ensures data integrity, transparency, and secure decentralized communication among devices. Together, these technologies enable smart, autonomous, and trustworthy systems across domains such as healthcare, smart cities, and industrial automation. This convergence improves efficiency, resilience, and scalability in next-generation IoT applications for modern society.