{
  "schema": 1,
  "recordedAt": "2026-11-02T18:43:08.188400+00:00",
  "status": "macOS spike qualified; completion API only",
  "source": {
    "repository": "microsoft/phi-2",
    "revision": "9a5117d15e407c48fa40f8adbac1244abae52d6f",
    "license": "mit"
  },
  "modelSHA256": "8b2a3f6388406f183163440449aced556008f05e6b7a0308b1d423bc2ce79085",
  "architectureAdditions": [
    "partial rotary dimensions and shared prefix rotation",
    "optional output-head bias",
    "parallel residual family block",
    "noninterleaved strided KV updates and growth"
  ],
  "arithmeticPolicy": {
    "residuals": "float32",
    "projections": "float32",
    "normalization": "float32",
    "weights": "float16",
    "cache": "float16",
    "logits": "float16",
    "rotaryFrequencyInitialization": "float32"
  },
  "swiftRegression": {
    "reportedTests": 714,
    "testExecutables": 18,
    "configuration": "Release, arm64-apple-macosx27.0",
    "passed": true,
    "logSHA256": "e5709cb19629857c6858980ecfff094986687a5dba4eeda21ac06dcdd31ad04a"
  },
  "pythonRegression": {
    "testMethods": 10,
    "passed": true,
    "families": [
      "qwen3",
      "olmo2",
      "gpt2",
      "phi"
    ]
  },
  "coreAICPU": {
    "passed": true,
    "minimumCosine": 0.99298,
    "exactArgmax": true,
    "lostCacheRows": 0
  },
  "cases": {
    "short": {
      "promptTokens": 7,
      "eagerPortVsReference": {
        "running": {
          "minCosine": 0.99999994,
          "maxAbs": 0.003997,
          "argmaxEqualRows": 64,
          "rows": 64,
          "withinFloat32Tolerance": true
        },
        "bucketed": {
          "minCosine": 0.99999996,
          "maxAbs": 0.003875,
          "argmaxEqualRows": 64,
          "rows": 64,
          "withinFloat32Tolerance": true
        }
      },
      "nativeMinimumCosine": 0.9984728627398196,
      "nativeForcedRows": 64,
      "nativeArgmaxMismatches": 0,
      "nativeGreedyIdentical": true,
      "cacheGrowths": 0,
      "allocatedCapacity": 256,
      "passed": true
    },
    "long": {
      "promptTokens": 280,
      "eagerPortVsReference": {
        "running": {
          "minCosine": 0.99999995,
          "maxAbs": 0.008103,
          "argmaxEqualRows": 64,
          "rows": 64,
          "withinFloat32Tolerance": true
        },
        "bucketed": {
          "minCosine": 0.99999995,
          "maxAbs": 0.008518,
          "argmaxEqualRows": 64,
          "rows": 64,
          "withinFloat32Tolerance": true
        }
      },
      "nativeMinimumCosine": 0.9991725048462431,
      "nativeForcedRows": 64,
      "nativeArgmaxMismatches": 0,
      "nativeGreedyIdentical": true,
      "cacheGrowths": 0,
      "allocatedCapacity": 512,
      "passed": true
    },
    "growth": {
      "promptTokens": 224,
      "eagerPortVsReference": {
        "running": {
          "minCosine": 0.99999995,
          "maxAbs": 0.005407,
          "argmaxEqualRows": 64,
          "rows": 64,
          "withinFloat32Tolerance": true
        },
        "bucketed": {
          "minCosine": 0.99999996,
          "maxAbs": 0.006926,
          "argmaxEqualRows": 64,
          "rows": 64,
          "withinFloat32Tolerance": true
        }
      },
      "nativeMinimumCosine": 0.9990648427426364,
      "nativeForcedRows": 64,
      "nativeArgmaxMismatches": 0,
      "nativeGreedyIdentical": true,
      "cacheGrowths": 3,
      "allocatedCapacity": 512,
      "passed": true
    }
  },
  "float32Tolerance": {
    "phiAtol": 0.01,
    "rtol": 0,
    "minimumCosine": 0.999999,
    "argmax": "all rows equal",
    "upstreamOnlyMaxAbs": 0.008141040802001953
  },
  "contiguousCacheNativeRegression": {
    "family": "gpt2",
    "passed": true
  },
  "localBundle": ".local/phi2-qualified/bundle",
  "limitations": [
    "no iOS qualification",
    "base completion model; no chat template",
    "no hosted bundle",
    "interleaved KV storage remains unsupported"
  ]
}