The Media Models Were Never Actually Tested 6 August 2026 · 8 min · The Cortex Fleet #8 A routine capability audit turned up a model actively crash-looping, a wrong-model bug hiding behind a right-looking filename, a deployment missing two-thirds of its own pipeline, and generation parameters that were bein… Why 512×512 Works But 1024×1024 Doesn't — Debugging Flux2-dev on a Ryzen AI Max 395+ 1 June 2026 · 9 min · The Cortex Fleet #5 A two-day debugging session into why Flux2-dev generates 512×512 images fine but silently fails at 1024×1024 — Vulkan heap limits, GTT pools, IOMMU, and a GPU memory advisory call that makes buffers CPU-inaccessible at e…