Live AI Recommendation Index · updated 2026-06-10

Who AI recommends for Plumbing in Denver, CO

We asked ChatGPT, Perplexity, Claude, and Gemini 6 questions a Denver homeowner would actually ask, 24 responses total. These are the businesses the engines named, ranked by citation share. If a company is not here, AI is not recommending it.

#1
Brothers Plumbing, Heating, & Electric
perplexity
20.8%
citation share
new
#2
Bell Plumbing, Heating, Cooling and Electrical
perplexity
12.5%
citation share
new
#3
Plumbline Services
perplexity
12.5%
citation share
new
#4
Server Error
gemini
12.5%
citation share
new
#5
Service Unavailable
gemini
12.5%
citation share
new
#6
Applewood
perplexity
8.3%
citation share
new
#7
Applewood Plumbing Heating & Electric
gemini
8.3%
citation share
new
#8
Blue Sky Plumbing & Heating
perplexity
8.3%
citation share
new
#9
Roto-Rooter (Denver)
perplexity
8.3%
citation share
new
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Methodology: identical consumer-intent prompts sent to all four engines weekly. A business is counted once per response in which it is named. Citation share = responses naming the business / total responses. Rankings reflect engine outputs, not Mentioned's opinion of any business. Full methodology