During August 2025, Octopus13prime developed a memory-optimized feature for the facebookresearch/faiss repository, focusing on the GPU indexing workflow. They enhanced the GpuIndexCagra component by enabling it to reuse existing memory blocks during CPU index conversion, which reduced the need for repeated memory allocations and deallocations. This approach improved memory efficiency and scalability, particularly for large datasets, and contributed to faster processing of Faiss indexes. The work demonstrated depth in C++ and GPU programming, with careful attention to memory management and performance optimization. Over the month, Octopus13prime delivered this feature, reflecting a focused and technically robust engineering contribution.