{
  "compiled": "2026-10-20",
  "embedding": [
    {
      "condition": "A",
      "requests": 200,
      "first_seconds": 1.2416685050120577,
      "median_after_first_seconds": 0.9076082519895863,
      "empirical_p95_seconds": 1.2214026319852564,
      "requests_per_second": 1.470802077457632
    },
    {
      "condition": "B",
      "requests": 200,
      "first_seconds": 3.1970271239988506,
      "median_after_first_seconds": 0.6646033769939095,
      "empirical_p95_seconds": 0.6849638609855901,
      "requests_per_second": 1.4826485039586899
    }
  ],
  "models": [
    {
      "condition": "4B",
      "task": "A-exact",
      "start_utc": "2026-09-30T20:23:07.454201+00:00",
      "status": 200,
      "elapsed_seconds": 23.800958153035026,
      "prompt_tokens": 6937,
      "completion_tokens": 580,
      "all_machine_checks_passed": false,
      "failed_checks": "caseIdentifierUUID carried into answer"
    },
    {
      "condition": "4B",
      "task": "B-components",
      "start_utc": "2026-09-30T20:23:31.793982+00:00",
      "status": 200,
      "elapsed_seconds": 27.040916017023847,
      "prompt_tokens": 7383,
      "completion_tokens": 679,
      "all_machine_checks_passed": false,
      "failed_checks": "canonical CASE UUID in answer; relationship types described"
    },
    {
      "condition": "4B",
      "task": "C-discovery",
      "start_utc": "2026-09-30T20:23:59.331243+00:00",
      "status": 200,
      "elapsed_seconds": 26.452828392968513,
      "prompt_tokens": 1545,
      "completion_tokens": 780,
      "all_machine_checks_passed": false,
      "failed_checks": "Learning Commons source payload present; discovered standard code in answer; discovery supported by tool payload"
    },
    {
      "condition": "4B",
      "task": "D-unknown",
      "start_utc": "2026-09-30T20:24:26.265083+00:00",
      "status": 200,
      "elapsed_seconds": 8.220252783969045,
      "prompt_tokens": 1925,
      "completion_tokens": 166,
      "all_machine_checks_passed": false,
      "failed_checks": "no unsupported alternative standard codes"
    },
    {
      "condition": "9B",
      "task": "A-exact",
      "start_utc": "2026-09-30T20:25:56.145738+00:00",
      "status": 200,
      "elapsed_seconds": 50.526776339975186,
      "prompt_tokens": 6937,
      "completion_tokens": 794,
      "all_machine_checks_passed": false,
      "failed_checks": "caseIdentifierUUID carried into answer"
    },
    {
      "condition": "9B",
      "task": "B-components",
      "start_utc": "2026-09-30T20:26:47.157466+00:00",
      "status": 200,
      "elapsed_seconds": 71.19173815200338,
      "prompt_tokens": 7383,
      "completion_tokens": 1161,
      "all_machine_checks_passed": false,
      "failed_checks": "canonical CASE UUID in answer; relationship types described"
    },
    {
      "condition": "9B",
      "task": "C-discovery",
      "start_utc": "2026-09-30T20:27:58.853319+00:00",
      "status": 200,
      "elapsed_seconds": 41.09650832397165,
      "prompt_tokens": 9133,
      "completion_tokens": 567,
      "all_machine_checks_passed": true,
      "failed_checks": ""
    },
    {
      "condition": "9B",
      "task": "D-unknown",
      "start_utc": "2026-09-30T20:28:40.448045+00:00",
      "status": 200,
      "elapsed_seconds": 13.075562400976196,
      "prompt_tokens": 1925,
      "completion_tokens": 137,
      "all_machine_checks_passed": true,
      "failed_checks": ""
    }
  ],
  "embedding_context": {
    "unique_input_texts": 20,
    "design": "200 single-input requests per backend, one A-then-B pass; repeated synthetic fixture, not 400 unique questions",
    "whole_host_cpu_percent_approximately": {
      "A": 89.8,
      "B": 3.7
    },
    "peak_embedding_cgroup_gib": {
      "A": 2.015,
      "B": 5.515
    },
    "npu_busy_seconds_during_B_workload": 71.65,
    "synthetic_query_top3_agreement": "7 of 7; small fixture, no general accuracy claim",
    "caveat": "Different runtime artifacts and devices; not an isolated hardware speedup. Host CPU is aggregate, memory accounting overlaps. No implication of per-lesson NPU use."
  }
}