aiXamine - Hallucination: leaderboard

Metric: Service score (0-100; normalized pass rate). Source: arxiv.org. 42 models tracked.

Top models

#ModelScore
1GPT-5 Mini83.9
2Gemini 3 Flash (Preview)82.7
3Claude Haiku 4.580.8
4GPT-4o77.5
5Gemini 2.0 Flash (001)76.2
6Gemma 4 31B75.7
7DeepSeek R1 052874.9
8Claude 3.5 Haiku74.9
9Grok 3 Mini74
10Gemma 4 26B A4B73.2
11Qwen 3.5 122B A10B73.1
12Gemini 2.5 Flash72.8
13Llama 3.3 70B72.1
14Qwen 3.5 27B71.5
15Gemma 4 E2B71.2

Interactive version: theaggregate.ai/benchmark?slug=aixamine-hallucination · How It Works · Data refreshed daily, snapshot 2026-09-19.