Chunking strategies are essential for developing effective Retrieval-Augmented Generation (RAG) applications, which enhance the performance of large language models by integrating relevant context from external knowledge bases. Traditional methods like fixed-size chunking are becoming obsolete due to their lack of adaptability and context retention. This discussion focuses on semantic chunking, which organizes data based on meaning to preserve contextual integrity, and agentic chunking, which adapts to user behavior for improved relevance. While semantic chunking offers high retrieval accuracy, it is computationally intensive, whereas agentic chunking provides real-time adaptability but requires sophisticated algorithms and can be resource-intensive. Fixed-size chunking, though straightforward and scalable, often disrupts context, whereas hierarchical chunking balances flexibility and document structure adaptability. Choosing the right strategy involves considering criteria such as coherence, computational cost, retrieval accuracy, adaptability, and scalability, with the ultimate goal of optimizing RAG system performance through continuous monitoring and parameter adjustments.