During January 2025, Roth enhanced the ROCm/jax repository by delivering a focused update to the JAX Callback API documentation. He clarified that callback functions must not invoke JAX within pure_callback, io_callback, or debug_callback, aligning the documentation with the intended API contract. This work, implemented using Markdown and Python, addressed a common source of developer confusion and reduced the risk of incorrect usage. By refining onboarding materials and usage guidance, Roth improved the overall developer experience and helped lower future support demands. The update demonstrated careful attention to API design and documentation quality, though it did not involve direct code changes.