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LoCoMo Audit: 6.4% Key Errors, Judge Passes 63% Wrongs

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πŸ€–Read original on Reddit r/MachineLearning

πŸ’‘LoCoMo flawed: 6.4% key errors, judge OKs 63% wrongsβ€”rethink memory benchmarks now

⚑ 30-Second TL;DR

What Changed

99 errors in answer key: hallucinations, temporal reasoning, speaker attribution

Why It Matters

Exposes flaws in popular long-context memory benchmarks, urging caution in leaderboard comparisons and pushing for better alternatives.

What To Do Next

Download locomo-audit repo and validate your long-memory model scores against documented fixes.

Who should care:Researchers & Academics

Key Points

  • β€’99 errors in answer key: hallucinations, temporal reasoning, speaker attribution
  • β€’gpt-4o-mini judge passes 62.81% intentionally wrong but topically adjacent answers
  • β€’No standardized evaluation pipeline leads to irreproducible scores
  • β€’Full audit repo with documented errors and reproducible scripts available
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Original source: Reddit r/MachineLearning β†—