During December 2025, Alex Sullivan enhanced the openai/openai-agents-js repository by building flexible custom fetch parameter forwarding for Server-Sent Events in Node.js. He updated the MCPServerSSE and its options to support and propagate a fetch parameter through the SSE stack, enabling more adaptable runtime network requests and improving configuration for SSE clients. This work, implemented using TypeScript and JavaScript, focused on API integration and robust testing to ensure end-to-end reliability. By addressing configuration drift and improving developer ergonomics, Alex delivered a well-scoped feature that deepened the project’s support for diverse network fetch patterns without introducing new bugs.