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KFC double down
KFCHuman knife-edge
Benchmark image 19

KFC Double Down

KFC Double-Down "Sandwich"

The Double Down replaces bread with fried chicken fillets and dares the classifier to explain why outer layers must be grain-based. It is a sandwich-shaped act of aggression from the late-capitalist frontier.

Under development: this benchmark and its published results are provisional, not final.

Human
55.7% yes44.3% no
Model average
69.5% yes30.5% no
At a glance

How this photo split the room

Human distribution
55.7% yes, 44.3% no over 655 explicit votes.
Model average distribution
69.5% yes, 30.5% no across the current model set.
Closest current model
54.0% yes.

openai/gpt-5.4

Least aligned models
55.7 point gap.

7-way tie

Legacy GPT-4o baseline
36.0% yes with a 19.7 point gap against humans.
Biggest model gap
55.7 percentage points on this image.
Current classification
Human knife-edge
Benchmark context
Current classification
Human knife-edge
Models compared
67 current runs
Biggest model gap
55.7 percentage points on this image.
Closest model output
54.0% yes.
Model spread

How Models Align with Human Responses

This compares each model against human responses to show how closely it aligns with people.Human rate marker

GPT / OpenAIopenai/o3

89.6% no10.4% yes

Human gap45.3%

Rank #57

GPT / OpenAIopenai/o1

18.2% no81.8% yes

Human gap26.1%

Rank #2

Selected human comments

  • No, it is a photo of a KFC Double-Down-wich.
  • Sure. The chicken's breaded. Stuff between to breaded things is a sandwich.
  • That is a myocardial infarction, not a sandwich.

openai/gpt-5.4 comments

  • This appears to use fried chicken fillets as the outer layers instead of bread. More like a breadless sandwich-style stack than a conventional sandwich.
  • A bunless fried chicken fillet used as the bread still creates a handheld filling-between-outer-layers structure. It fits a broad sandwich definition.

google/gemini-3-flash-preview comments

  • This is a KFC Double Down. While it follows a sandwich structure, the defining characteristic of a sandwich is the use of bread as the exterior vessel. Using fried chicken fillets as the 'bun' makes this a meat stack, not a true sandwich.
  • This is a KFC Double Down. While it follows the structure of a sandwich, a sandwich fundamentally requires a grain-based vessel (bread, bun, or roll) to contain the fillings. Replacing bread with fried chicken makes this a meat stack, not a sandwich.
Vote card

Generated summary for this photo

Vote card for KFC Double Down
Is KFC Double Down a Sandwich? Human vs AI Results | opensandwich.ai