During April 2026, this developer enhanced the cognitedata/cognite-sdk-python repository by introducing Python 3.13 as a supported runtime option for Cognite Functions. This update expanded compatibility for users and ensured future-proofing of scripting environments. The work involved API development and careful integration of the new Python version, with attention to maintaining robust unit testing practices throughout the process. By focusing on Python and leveraging established testing methodologies, the developer enabled broader language support within the SDK. The contribution addressed evolving user needs for up-to-date runtime environments, reflecting a methodical approach to extending platform capabilities without introducing regressions.