Measured · refreshed monthly
Car dealers in Brookings, SD
The dealerships ChatGPT, Gemini and Perplexity send shoppers to when they ask where to buy a used car.
Frankman Motor Company is the AI-Ready Verified dealership in the Sioux Falls area: confirmed dealer licence, live inventory and lender rates on file.
We asked ChatGPT, Gemini and Perplexity 7 questions about where to buy a used car in Brookings. Across their 21 answers, they named B & B Auto Sales most often, in 11, followed by Brookings Auto Mall in 9 and Einspahr Auto Plaza in 7.
- answers read
- 21
- dealers named
- 5
- named by all 3
- 4
- questions asked
- 7
Share of AI answers
ChatGPTGeminiPerplexity- 0111 of 21 answersB & B Auto Sales
- 029 of 21 answersBrookings Auto Mall
- 037 of 21 answersEinspahr Auto Plaza
- 045 of 21 answersJR Auto
- 055 of 21 answersVern Eide
All three agree on 4
Named by ChatGPT, Gemini and Perplexity.
- 02B & B Auto Sales
- 03Brookings Auto Mall
- 04Einspahr Auto Plaza
- 05JR Auto
The full board
AI-Ready Verified dealerships first, then every dealership AI named, ordered by how many of the 21 answers named it. Verified means a confirmed dealer licence, live inventory and lender rates on file, which any dealership can do. Nothing here is bought, and nothing here is a rating.
AI-Ready Verified in the Sioux Falls area
- 01Frankman Motor CompanyAI-Ready VerifiedAddress not listed
- Dealer licence confirmed
- 189 used vehicles live
- Lender rates on file
Every dealership AI named
- 02B & B Auto Sales532 Main Avenue South, Brookings, SD(605) 692-7010
Named by ChatGPT, Gemini and Perplexity. Named in 11 of 21 answers.
- 03Brookings Auto MallAddress not listed
Named by ChatGPT, Gemini and Perplexity. Named in 9 of 21 answers.
- 04Einspahr Auto Plaza2020 8th St So, Brookings, SD(605) 692-6106
Named by ChatGPT, Gemini and Perplexity. Named in 7 of 21 answers.
- 05JR Auto5601 W 12th St, Sioux Falls, SD(605) 271-2022
Named by ChatGPT, Gemini and Perplexity. Named in 5 of 21 answers.
- 06Vern EideAddress not listed
Named by Gemini. Not named by ChatGPT and Perplexity. Named in 5 of 21 answers.
Verified dealerships link to their own page. Every other dealership is named as AI named it; the claim link is for that dealership, not a link to it.
Used vehicles from AI-Ready Verified dealers near Brookings
Live inventory from the dealerships whose feed VIN Index checks, cheapest first. 189 at Frankman Motor Company in Sioux Falls.
| Photo | Vehicle | Dealer | Miles | Price | Payment |
|---|---|---|---|---|---|
 | 2017 Nissan Altima 138,758 mi Frankman Motor Company, Sioux Falls | Frankman Motor Company Sioux Falls | 138,758 mi | $9,194 | At the dealer’s rates |
 | 1950 Cadillac Series 61 98,059 mi Frankman Motor Company, Sioux Falls | Frankman Motor Company Sioux Falls | 98,059 mi | $12,760 | At the dealer’s rates |
 | 1979 BMW 7 Series 49,777 mi Frankman Motor Company, Sioux Falls | Frankman Motor Company Sioux Falls | 49,777 mi | $13,759 | At the dealer’s rates |
 | 2004 Mercedes-Benz CL-Class 53,400 mi Frankman Motor Company, Sioux Falls | Frankman Motor Company Sioux Falls | 53,400 mi | $16,181 | At the dealer’s rates |
 | 2022 Chevrolet Colorado 66,064 mi Frankman Motor Company, Sioux Falls | Frankman Motor Company Sioux Falls | 66,064 mi | $17,235 | At the dealer’s rates |
 | 2012 Ram 5500HD 235,169 mi Frankman Motor Company, Sioux Falls | Frankman Motor Company Sioux Falls | 235,169 mi | $17,260 | At the dealer’s rates |
 | 2021 Chevrolet Equinox 75,016 mi Frankman Motor Company, Sioux Falls | Frankman Motor Company Sioux Falls | 75,016 mi | $17,510 | At the dealer’s rates |
 | 2002 Ford Thunderbird 47,242 mi Frankman Motor Company, Sioux Falls | Frankman Motor Company Sioux Falls | 47,242 mi | $17,806 | At the dealer’s rates |
Prices are the dealers' advertised prices. Payment estimates at each dealer's own lender rates are on the vehicle's page.
What the assistants said
“In addition to these models, local dealerships in Brookings, such as Brookings Auto Mall, offer a variety of used SUVs suitable for South Dakota's roads.”
“For current inventory, you would need to check local dealerships such as SS Auto Sales, Einspahr Auto Plaza, and Prostrollo Motor Co., or broader regional dealerships like Vern Eide, and online platforms for cars available in and around Brookings, SD.”
Questions about where to buy a used car in Brookings
How many dealerships in Brookings do AI assistants name for where to buy a used car?
5, across 21 answers in October 2026: B & B Auto Sales, Brookings Auto Mall, Einspahr Auto Plaza, JR Auto and Vern Eide.
Which dealership do they name most?
B & B Auto Sales, in 11 of 21 answers, named by ChatGPT, Gemini and Perplexity. It was the first dealership mentioned in 7 of those.
Do ChatGPT, Gemini and Perplexity agree?
4 dealerships were named by all 3: B & B Auto Sales, Brookings Auto Mall, Einspahr Auto Plaza and JR Auto.
Which dealership publishes live inventory and has lender rates on file?
Frankman Motor Company, the AI-Ready Verified dealership in the Sioux Falls area, with 189 used vehicles at Frankman Motor Company.
The questions we asked
- 01I have $20,000 cash for a used car in Brookings, South Dakota, USA. What should I buy?
- 02I'm paying cash for a used commuter car in Brookings, South Dakota, USA. What can I get for $15,000?
- 03What's a good used pickup truck under $30,000 in Brookings, South Dakota, USA?
- 04What's the best used 7-seat SUV under $30,000 in Brookings, South Dakota, USA?
- 05Where should I buy a used car in Brookings, South Dakota, USA?
- 06Which independent used car dealers should I consider in Brookings, South Dakota, USA?
- 07Which used SUV should I buy for under $25,000 in Brookings, South Dakota, USA?
How this list is made
Every month we ask ChatGPT, Gemini and Perplexity the same questions about Brookings, the way a shopper would type them, and record which dealerships each answer names. A dealership counts once per answer. This list was measured on .
AI-Ready Verified dealerships are listed first. Verified is a standing any dealership can hold by confirming its dealer licence, publishing live inventory and putting its lender rates on file. Every other dealership is ordered by how many answers named it. No position is sold, and the counts are what the assistants said.
Run a dealership in Brookings?
The dealer AI names is the dealer who gets the lead.
4 dealerships on this board are named less often than B & B Auto Sales. See every question AI names you for, and the pages winning the ones it doesn't.
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