Run 01a02032 · KernelIndex

Primary measurement

23.9µsmean

Rank 6 in its comparison group · source-native comparison · observed 2025-10-16

Compare with #1 →

36.44× reference

Identity

implementationclaude-opus-4-1_cuda_16cd03

projectclaude-opus-4-1-20250805

revisionda915083d4c7c5e61aa3005e3d17ae488e0fc71c

workloadbatch_size = 7 · bf16

comparison keysha256:067a18d105083541…

sourceFlashInfer-Bench

external idtrace/claude-opus-4-1_cuda_16cd03/98773f58-2d55-497d-a79d-df0bca20e369

sha256:105b7846cce08a58b80f9ef…

Correctness

comparatorflashinfer_bench_eval

max absolute error0.0078125

max relative error0.005319148767739534

resultpassed

Workload

batch_size7

weightbf16 [7168]

hidden_statesbf16 [7, 7168]

definition comparatorsol_execbench_eval

Measurements

latency · mean23.9 µs

Protocol

harnessflashinfer-bench

timerharness_reported

primaryStatisticmean

correctnessReferencedefinition reference implementation

comparabilityFamilyflashinfer_bench_trace

Environment

gpuNVIDIA B200 (unknown)

cudaToolkit12.8

frameworkpytorch 2.8.0+cu128

Artifacts

logssha256:cab79a99ca4d0e2e… · text/plain · unavailable

Replications and notes

No attestations yet.

Community attestations. They never change the evidence level; only a KernelIndex-controlled rerun does.

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Canonical manifest

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  "run": {
    "kind": "BenchmarkRun",
    "spec": {
      "status": "passed",
      "timing": {
        "latencyNs": {
          "mean": 23922
        },
        "primaryStatistic": "mean"
      },
      "evidence": {
        "logs": {
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        }
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      "observedAt": "2025-10-16T12:20:46.961Z",
      "correctness": {
        "comparator": "sol_execbench_eval",
        "maximumAbsoluteError": 0.0078125,
        "maximumRelativeError": 0.005319148767739534
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      "sourceNative": {
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        "benchmark": "rmsnorm_h7168"
      },
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      "environmentDigest": "sha256:f4292a8be127b7230cd3995c1d605fb6c644e2c2f94566e1d28cc1be766ca5d5",
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    },
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  "protocol": {
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        "primaryStatistic": "mean"
      },
      "comparability": {
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      }
    },
    "metadata": {
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      "title": "FlashInfer-Bench trace harness"
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  "environment": {
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    },
    "apiVersion": "kernelindex.dev/v1alpha1"
  }
}

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Published 2026-08-20 · FlashInfer-Bench · Apache-2.0All results for RMSNorm h7168 →JSON

claude-opus-4-1 / cuda16cd03