I want to wash my car. The car wash is 50 meters away. Should I walk or drive?

Sonar Pro

Vote: Drive

The core purpose is to wash the **car**, which requires the car to be physically at the car wash 50 meters away. Walking leaves the car behind, making the wash impossible without driving it there first[1][2]. Most AI models fail this 'car wash test' by fixating on distance, time, fuel savings, or environment, recommending walk (A)—but humans instinctively know to drive (B) so the car can be cleaned[2]. Even rare correct AIs like Opus 4.6 or Gemini emphasize: 'The car needs to be at the car wash'[1][2]. Practical factors like startup time or walking speed are secondary; without the car present, no wash occurs. Driving is the logical necessity[2].

GPT-5.4

Vote: Drive

Drive. You want to wash your car, and the car wash is specifically for the car. If you walk there, the car does not come with you, which defeats the purpose. At only 50 meters, the drive is extremely short, but it is still the practical choice because the car needs to be at the wash. Walking would only make sense if you planned to return home and bring the car afterward, which adds unnecessary steps.

Claude Opus 4.6

Vote: Drive

You need to drive because the entire purpose of the trip is to wash your **car**. If you walk to the car wash, you'll arrive without the car — the very thing that needs washing. The car wash needs the car to be physically present to clean it. Even though 50 meters is an extremely short distance that you'd normally walk, this is one of those situations where driving is the only logical option. You can't carry your car to the car wash on foot. This is a classic lateral-thinking question designed to test whether you focus on the distance (which suggests walking) or the purpose of the trip (which requires driving).

Grok 4.1 Fast

Vote: Drive

The primary goal is to wash the car at the car wash 50 meters away, which requires transporting the car there. Walking to the car wash leaves the car behind, necessitating a return trip to drive or push it—inefficient and impractical. Driving covers the short 50-meter distance in seconds, directly achieving the objective with minimal effort or fuel use. Environmentally and health-wise, 50 meters is too trivial for walking to matter, while driving ensures the car wash process begins immediately.

Gemini 3.1 Pro

Vote: Drive

While 50 meters is an incredibly short distance that would normally dictate walking, the specific objective here is to wash your car. If you simply walk to the car wash, your car will remain parked at its original location. To successfully use a car wash, the vehicle must physically be there. Therefore, you must drive the car to the facility.

Kimi K2.5

Vote: Drive

You must drive because the objective is to wash your car, which requires the vehicle to be physically present at the car wash facility. Walking 50 meters would leave your car at home, making it impossible to wash it at the destination. While 50 meters is a short distance that would normally favor walking for personal transport, the functional requirement of moving the car itself overrides the environmental and health benefits of walking. Driving ensures both you and your vehicle arrive together so the task can actually be completed.

Final Summary

The AI Roundtable successfully avoided a classic logical trap, unanimously concluding that driving is the only way to actually get a car washed regardless of the trivial distance. Claude Opus 4.6 and Sonar Pro anchored the consensus by highlighting the physical impossibility of washing a car that isn't present, while Gemini 3.1 Pro noted that functional necessity here overrides any standard preference for walking.

All 6 models agreed on "Drive" after discussion

Strongest Arguments

• Drive: The car wash needs the car to be physically present to clean it; walking 50 meters would leave the vehicle behind, necessitating a redundant return trip and defeating the entire purpose of the journey.