Muse Spark 1.2
MetaRank #8 of 11 · 30 PRs · 39/95 golden bugs found
37.8
F1 · +0.3 vs avg
Recall
41.0%+5.8 vs avg
Precision
35.0%-9.4 vs avg
Cost / PR
$0.490
Cost / bug found
$0.38
Confidence
95% bootstrap interval on recall (2000 resamples over the 30 PRs):31.3–52.0points. This measures sampling variance from which PRs are in the set.
Judge run-to-run variance not yet measured for this model.
Neither measures model run-to-run variance — re-running the review agent itself, not just the judge. One pass per entry.
Run configuration
HarnesskodusAccess pathapiExecution modereplayReasoningvendor-defaultJudgeclaude-haiku-4-5
Severity mix
What the model called its own findings — not recall by severity, goldens aren't severity-tagged.
Low 2Medium 55High 49Critical 4
Category mix
Only bug/performance/security are consistent across models — the rest is free text, bucketed as other.
Bug110Performance0Security0Other7