Retrieval-Augmented Generation's performance is significantly influenced by document chunking strategies, with four distinct approaches yielding varying results. The fixed-size sliding window, recursive, breakpoint-based, and other methods are evaluated for their effectiveness in optimizing Large Language Models. Research reveals that the choice of chunking strategy has a substantial impact on the overall quality of the model, with some methods outperforming others in specific scenarios. The study's findings highlight the importance of careful consideration when selecting a chunking strategy, as it can greatly affect the model's ability to generate accurate and relevant results1. This has significant implications for industries such as oil and gas, where accurate document generation is critical. The effectiveness of Retrieval-Augmented Generation in these contexts relies heavily on the optimal chunking strategy, making it a crucial factor to consider for practitioners seeking to implement AI-powered document generation solutions.