Worked on stabilizing chat serving reliability in the vllm-project/vllm-omni repository by addressing a bug related to seed parameter handling in the OpenAI Python client. Focused on backend development and API integration, the work ensured that the seed parameter now consistently takes effect during chat operations, which improves reproducibility and user experience. Utilized Python to implement the fix, emphasizing robust parameter management within the OpenAI integration. Although no new features were added during this period, the targeted bug fix contributed to more predictable and reliable chat serving behavior, reflecting a methodical approach to maintaining and enhancing backend system stability.