During February 2026, Toprakcioglu contributed to the apache/airflow repository by enhancing the robustness of Gen AI operators through targeted unit testing and improved exception handling. He developed comprehensive tests in Python to validate operator behavior under invalid input sources and simulated API errors, focusing on realistic error scenarios. By refining ClientError handling and removing overly strict assertions, he ensured the tests remained resilient to future API changes and maintained compatibility with the repository’s test infrastructure. His work emphasized API integration, exception handling, and unit testing, resulting in more reliable operator code and streamlined development workflows for the project’s contributors.