AI Thinks That
What AI actually recommends — captured, ranked, kept honest.
← Boston City Guide · plumbers · snapshot 2026-10-07

Who are the best plumbers in Boston?

AI thinks that the top 10 plumbers in Boston are…

How it works

We asked every big AI at once the same buyer questions, verbatim. Here’s what they actually said — the Top 10, and all 45 they named.

Top 10

#BusinessNamedNamed by
1Roto-Rooter Plumbing & Water Cleanup Boston7×Claude, Google AI, Perplexity
2Boston Standard Plumbing, Heating & Cooling4×Google AI
3Floros Plumbing and Heating4×Claude, Google AI
4Green Tech Plumbing & Heating4×Perplexity
5Ask About Service Call/Dispatch Fees3×Google AI
6Boston Best Plumbing3×Google AI
7Fame Plumbing & Heating2×Claude
8Gentille Plumbing and Heating2×Claude
9Highly Rated Independent & Master Plumbers2×Claude, Google AI
10MA Master or Journeyman Plumber License2×Google AI

Full ranking (45)

#BusinessNamedNamed by
1Roto-Rooter Plumbing & Water Cleanup Boston7×Claude, Google AI, Perplexity
2Boston Standard Plumbing, Heating & Cooling4×Google AI
3Floros Plumbing and Heating4×Claude, Google AI
4Green Tech Plumbing & Heating4×Perplexity
5Ask About Service Call/Dispatch Fees3×Google AI
6Boston Best Plumbing3×Google AI
7Fame Plumbing & Heating2×Claude
8Gentille Plumbing and Heating2×Claude
9Highly Rated Independent & Master Plumbers2×Claude, Google AI
10MA Master or Journeyman Plumber License2×Google AI
11Rapid Response Plumbing & Heating2×Google AI
12Vaughan Plumbing & Heating2×Google AI
13Verify licensing (important in MA)2×Claude, Google AI
14Winters Home Services2×Google AI
15Akian Plumbing1×Google AI
16Akian Plumbing, Heating & Air Conditioning1×Google AI
17All Town Plumbing Services1×Claude
18Angi (formerly Angie's List)1×Claude
19ASAP Drains1×Google AI
20Ask around locally1×Claude
21BBB (Better Business Bureau)1×Claude
22Board of State Examiners of Plumbers and Gas Fitters1×Claude
23Boston Drain Company1×Google AI
24Croft Plumbing Services1×Perplexity
25CS Plumbing1×Claude
26CS Plumbing & Mechanical1×Claude
27Drain Flow1×Claude
28Drains By James1×Perplexity
29Google Maps/Google Search1×Claude
30Heritage Home Service1×Perplexity
31Hub Plumbing1×Google AI
32Journeyman Plumber1×Google AI
33MA Board of State Examiners of Plumbers and Gas Fitters1×Google AI
34Mr Fix-It Plumbing1×Claude
35Online Resources1×Claude
36Prefer Plumbing1×Perplexity
37Primetime Boston Plumbers1×Perplexity
38S&S Piping and Heat1×Claude
39Specialized Drain & Sewer Services1×Google AI
40Standout feature1×Google AI
41Top Full-Service Plumbing1×Google AI
42Top Full-Service Plumbing & Heating Companies1×Google AI
43Verify MA Plumbing Licensure1×Google AI
44Verify Massachusetts Licensing1×Google AI
45Why call them1×Google AI

How this list was made

When2026-10-07 — a single snapshot. Engines5 queried; returned answers: Claude, Google AI, Perplexity, openai. Prompts3 buyer questions, asked verbatim; every engine got all. Answers12 captured verbatim (engine + timestamp), nothing edited. Rankingby number of mentions across all answers; ties broken by engines naming it. Mentions ≠ quality. Coverage45 businesses named in total. Independencenothing bought or placed; Memeador is not in the ranking.

Prompts asked

  1. “Who are the best plumbers in Boston, Massachusetts?”
  2. “Can you recommend a good plumber near Boston, Massachusetts?”
  3. “I'm looking for a good plumber in Boston, Massachusetts. Who should I call, and why?”

Is your business on the list?

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These scores are live — click any business to see how often AI named it over time; click again to close.