Vulkan 1.4.342 was published this morning, January 31, 2026, as the latest routine specification update for the graphics and compute API. This release introduces one new extension: the Cooperative Matrix Conversion Extension, which enhances Vulkan's capabilities. Its publication follows last week's significant Vulkan spec updates that brought descriptor heaps and other notable new extensions, alongside the establishment of the Vulkan Roadmap 2026 Milestone. These ongoing updates contribute to the API's evolution for various GPU workloads.