{
  "date": "2026-11-01",
  "hardware": "Apple M5 Max",
  "engine": "Spum native binary, Metal GPU",
  "model": "medgemma-4b-it-Q4_K_M.gguf",
  "projector": "mmproj-F16.gguf",
  "command": "spum run medgemma-4b-it-Q4_K_M.gguf --gpu --image chest-xray.jpg -p \"Describe this image in one sentence.\" --temp 0 --seed 42 -n 96",
  "path_note": "Absolute local file paths shortened to basenames in the displayed command.",
  "input": "Real annotated teaching chest radiograph already stored locally. Unmodified image, 657x776 pixels.",
  "image_sha256": "e28006df0365226ecdf03fd3efcd14961019a352381461ce5aed52b3a2bff129",
  "binary_sha256": "eb3af944e70e8b86f8739e877de38a4a1e6af9b8e949b01d3d9121c2c9c0c08a",
  "image_encode_ms": 243,
  "prompt_tokens": 281,
  "prompt_tokens_per_second": 1056.9,
  "generated_tokens": 19,
  "generated_tokens_per_second": 152.3,
  "stop": "stop",
  "response": "This chest X-ray shows the lungs, heart, and ribs within the rib cage.",
  "limitation": "An anatomy description on one annotated teaching image; not a diagnostic validation.",
  "measurement_note": "One recorded run, not a repeated benchmark. CLI timings exclude model loading.",
  "source": "https://commons.wikimedia.org/wiki/File:Chest_X-Ray.jpg",
  "credit": "US Army medical training course; public domain. Includes blue anatomy annotations."
}