Llama 2 13B Chat Base: benchmark results

Provider: Meta. Released 2023-07-18. Access: Open.

Unified ELO 1396 ± 1, rank #1151 of 1392 rated models, from 205 benchmark results.

Strongest benchmark results

BenchmarkScoreMetricPercentile
HumanLikeness - Discourse-278.85Humanlike Score (%)100
HumanLikeness - Word-225.05Humanlike Score (%)94.7
SALAD-Bench81.27Average Safety Score (%)93.9
Enkrypt AI - Toxicity Risk0.45Risk Score89.7
SALAD-Bench Base96.81Safety Score (%)89.4
MMLU-by-task - High School Chemistry46.31Accuracy (%)88.5
SALAD-Bench Attack65.72Safety Score (%)87.9
MMLU-by-task - International Law76.86Accuracy (%)87.1
MMLU-by-task - Public Relations66.36Accuracy (%)85.5
Enkrypt AI - Jailbreak Risk3.29Risk Score84.7
HumanLikeness - Meaning-173.9Humanlike Score (%)84.2
MMLU-by-task - Virology48.19Accuracy (%)83.9

Interactive version: theaggregate.ai/model?slug=llama-2-13b-chat-base · How It Works · Data refreshed daily, snapshot 2026-09-05.