Week 38, 2026 edition
Published September 14, 2026: 12 models, 3 framings, 6 questions, every answer recorded and never revised. Estimated cost of the edition: $0.45. This is the current edition; its full reports are under Reports.
Is a hot dog a sandwich?
Yes6 of 10 models said yes, 4 said no.
Told the answer, Claude Sonnet 5, Claude Haiku 4.5, GPT-5.6 Sol, and 6 more changed their minds.
Cost to ask: $0.10
Is a hamburger a sandwich?
Yesall 10 models said yes.
Told the answer, Claude Sonnet 5, GPT-5.6 Sol, GPT-5.5, and 3 more changed their minds.
Cost to ask: $0.07
Is a taco a sandwich?
No9 of 10 models said no, 1 said yes.
Told the answer, GPT-5.6 Sol, GPT-5.5, GPT-5.4 mini, and 1 more changed their minds.
Cost to ask: $0.09
Is a grilled cheese a sandwich?
Yesall 10 models said yes.
Told the answer, GPT-5.6 Sol, GPT-5.5, GPT-5.4 mini, and 1 more changed their minds.
Cost to ask: $0.05
Is a wrap a sandwich?
Yes7 of 10 models said yes, 3 said no.
Told the answer, Claude Opus 5, Claude Sonnet 5, Claude Haiku 4.5, and 5 more changed their minds.
Cost to ask: $0.09
Is a tuna melt a sandwich?
Yesall 10 models said yes.
Told the answer, GPT-5.6 Sol, GPT-5.5, GPT-5.4 mini, and 1 more changed their minds.
Cost to ask: $0.06