Worked on the home-assistant/core and mib1185/homeassistant-core repositories, focusing on backend development and API integration using Python. Delivered web search integration for the OpenAI Conversation component, expanding model compatibility and enhancing input validation to reduce misconfigurations. Improved the configuration flow by validating user input against supported models, which increased reliability for OpenAI-powered automations. Later, implemented a targeted safeguard by excluding specific models from extended cache retention, maintaining cache integrity and clarifying model limitations for users. Across both features, the work emphasized robust backend logic and careful handling of model support, contributing to more predictable and context-aware automation workflows.