mem0-local 0.0 on LongMemEvalllamaindex-memory 0.0 on LongMemEvalllm-baseline 0.0 on LongMemEvalLetta 88.4 on LongMemEvalLetta 87.1 on PersonaMemMem0 85.3 on LongMemEvalMem0 82.9 on LoCoMoZep 83.6 on LongMemEval4 systems independently scored36 systems indexedmem0-local 0.0 on LongMemEvalllamaindex-memory 0.0 on LongMemEvalllm-baseline 0.0 on LongMemEvalLetta 88.4 on LongMemEvalLetta 87.1 on PersonaMemMem0 85.3 on LongMemEvalMem0 82.9 on LoCoMoZep 83.6 on LongMemEval4 systems independently scored36 systems indexed

Run: run_zep_lme_001

VERIFIED
SystemZep
BenchmarkLongMemEval
Harnessv0.9.4
Verified Overall83.6%
Nuance Overall77.1%
DateMay 6, 2026
run_manifest.jsonjson
{
  "version": "1.0.0",
  "runId": "run_zep_lme_001",
  "systemId": "sys_zep",
  "systemName": "Zep",
  "benchmarkId": "bench_longmemeval",
  "benchmarkName": "LongMemEval",
  "benchmarkVersion": "1.0",
  "harnessVersion": "0.9.4",
  "judgeModel": "claude-sonnet-4-20250514",
  "judgeTemperature": 0,
  "startedAt": "2026-05-06T08:00:00Z",
  "completedAt": "2026-05-06T10:22:17Z",
  "scores": {
    "verified": {
      "recall": 86.3,
      "temporal": 82.9,
      "reasoning": 79.1,
      "overall": 83.6
    },
    "nuance": {
      "recall": 79.8,
      "temporal": 76.4,
      "reasoning": 72.6,
      "overall": 77.1
    }
  },
  "questionCount": 240,
  "passCount": 194,
  "failCount": 46,
  "merkleRoot": "e5f4a3b2c1d0e9f8a7b6c5d4e3f2a1b0c9d8e7f6a5b4c3d2e1f0a9b8c7d6e5f4"
}

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