nucleus-22B-token-500B: benchmark results

Nucleus.AI's 22B-parameter causal decoder-only base model, pretrained on 500B tokens of RefinedWeb plus curated corpora, meant for further fine-tuning. Provider: NucleusAI. Released 2023-10-06. Access: Open.

Aggregate Rating 1172 ± 31, rank #1585 of 1635 rated models, from 17 benchmark results.

Strongest benchmark results

BenchmarkScoreMetricPercentile
Open LLM Leaderboard v1 - WinoGrande67.64Accuracy (%) (5-shot)21.6
Open Portuguese LLM - OAB Exams26.92Accuracy (%)20.7
Open LLM Leaderboard v1 - HellaSwag69.39Normalized accuracy (%) (10-shot)20
Open Portuguese LLM - FaQuAD NLI43.97Macro F1 (%)17.1
Open LLM Leaderboard v1 - ARC Challenge40.7Normalized accuracy (%) (25-shot)17
Open LLM Leaderboard v1 - MMLU30.11Accuracy (%) (5-shot)16.6
Open Portuguese LLM - BLUEX23.23Accuracy (%)16.2
Open Portuguese LLM - ENEM20.78Accuracy (%)15.1
Open LLM Leaderboard v1 - GSM8K0.99Accuracy (%) (5-shot)15
Open LLM Leaderboard - MuSR35.11Score13
Open LLM Leaderboard v1 - TruthfulQA MC239.16MC2 (%) (0-shot)10.3
Open LLM Leaderboard - MMLU-Pro11.62Score7.5

Interactive version: theaggregate.ai/model?slug=nucleus-22b-token-500b · How It Works · Data refreshed daily, snapshot 2026-11-05.