Recently, raspberry pi 4 officially supported the ValKan. You can see the VulKan dynamics libraries in the usr/lib/arm-linux-gnueabihf/:
If you use the command ls -la, you wil find that libvulkan.so.1 is a link, which links to the libvulkan.so.1.1.97. That is to say that the latest version of Raspbian (based on Debian Buster) supports the vulKan 1.1.97.
The raspberry pi officially shows a picture:
This picture comes with the support of VideoCore VI Vulkan version. Eben Upton, Chief Executive Raspberry Pi Trading, says it it just a start of this project. There's still a long way to go.
Original Source: https://www.raspberrypi.org/blog/vulkan-raspberry-pi-first-triangle/