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LLM Hallucination Benchmark v2: 25K rows, 6 Models

Subtle hallucinations across GPT-4o, Claude, Gemini, Llama3, Mistral & Gemma

What you can do with it

Check whether model answers contain unsupported or incorrect claims.

Download size: 2.4 MB

Resource information

Data purpose
Evaluation set
Task
Language models and prompts
Modality
Text
Version
1
Updated by publisher
Apr 30, 2026
License
CC BY-SA 4.0
Attribution
Original dataset