Ramps: what Claude and GPT would buy

Two AI models chose on their own, with no web access. Nobody tested these products: this is what each one says, and how to check it.

They disagree: Claude chooses Black Widow and GPT chooses Vestil

In Industrial & Scientific, Claude and GPT choose the same brand in 52 of 107 categories.

Claude Opus 5.5 · October 28, 2026

Black Widow (brand)

A widely used maker of aluminum loading ramps for ATVs, motorcycles and mowers.

Not for: Wheelchair access, which needs ramps designed to accessibility slopes.

GPT 6.1 Sol · November 10, 2026

Vestil Aluminum Walk Ramps (line)

Lightweight aluminum construction and a traction surface make this a practical choice for loading carts and hand trucks.

Not for: Forklifts, vehicle loading, or loads exceeding the selected ramp’s rated capacity.

EZ-Access (brand)

Specializes in portable and threshold accessibility ramps.

Not for: Loading vehicles.

Bridjit (brand)

Modular curb ramps for driveways.

Not for: Raising vehicles onto truck beds.

Length vs height. Longer ramps for a lower angle; accessibility ramps follow a 1:12 slope Steep ramps cause vehicles to bottom out or tip.
Capacity. Check whether the rating is per ramp, per pair or per axle Ratings are often stated per pair.
Securing. Use safety straps to the vehicle Ramps can kick out under load if they are not secured.
Arched design. Choose arched ramps for low-clearance machines Arching prevents the machine from high-centering at the crest.

Shops seen in search results on November 5, 2026. A shop missing here may sell it too. Nothing was checked by a person.