MEME (Gold Facts) - Aggregation: leaderboard

Aggregation questions from MEME (Jung et al., 2026) answered from only the task-relevant gold facts, with no filler: combine facts about several entities that were stated in separate sessions. Accuracy in percent from a GPT-4o judge; higher is better.

Metric: Accuracy (fraction x 100; only the task-relevant gold facts are given to the answering model, no filler and no memory system; GPT-4o judge; aggregation). Source: arxiv.org. Saturation forecast: Estimated already saturated. 4 models tracked.

Top models

#ModelScoreOverall rank
1Claude Sonnet 495#397
2Claude Sonnet 4.687#158
3Claude Opus 4.785#75
4GPT-4.1 Mini47#775

No result here: #1 Claude Fable 5.2, #2 Gemini 4 Carbon, #5 Claude Opus 5.5.

Interactive version: theaggregate.ai/benchmark?slug=meme-gold-facts-aggregation · How It Works · Data refreshed daily, snapshot 2026-11-12.