Unverified50% confidenceFactExact time
In the experiment, ChatGPT used gpt-5-mini, Gemini used gemini-3.5-flash-lite, and Perplexity used pplx-fast — all lightweight, fast models from their respective providers.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/12/2026
First Seen
Valid until: 1/10/2027
Sources
Related Entities
Related Claims
UnverifiedThe median confidence difference across models when fabricating totals is enormous: Gemini 3 Flash and Flash-Lite at 95, GPT-5.4 nano at 62, and Claude Sonnet 5 at only 20.74% similarUnverifiedThe per-token pricing of high-end models such as GPT-4o and Gemini Ultra is far higher than that of lightweight models.74% similarUnverifiedThe eight models tested include GPT-6 Luna, Claude Haiku 5.5, Gemini 3.5 Flash-Lite, Qwen 3 Next 80B, Gemma 4 31B, GPT-6 Sol, Claude Sonnet 5, and Gemini 3.7 Flash, with each model running 107 investigations per track.72% similar
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