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What are the best vacuum tubes?

A commercial recommendation prompt. We size how many people ask ChatGPT this from real search demand, then run it through ChatGPT to see which websites it recommends.

Est. people asking / mo
7.6K
CPC
$0.23
Total est. value / mo
$107
Common ways people ask this (15)
  • What are the best vacuum tubes for guitar amps?
  • What are the best vacuum tubes for hi-fi audio?
  • What are the best vacuum tubes for radio equipment?
  • What are the best vacuum tubes for vintage restorations?
  • What are the best vacuum tubes for beginners?
  • What are the best budget vacuum tubes?
  • What are the best premium vacuum tubes?
  • What are the best vacuum tubes for low noise?
  • What are the best vacuum tubes for warm tone?
  • What are the best vacuum tubes for high gain?
  • What are the best vacuum tubes for power amps?
  • What are the best vacuum tubes for preamps?
  • What are the best matched vacuum tubes?
  • What are the best replacement vacuum tubes?
  • What are the best durable vacuum tubes?

What ChatGPT actually answered

One of the 5 times we asked ChatGPT this, verbatim. The leaderboard below aggregates all 5 runs.

Websites ChatGPT recommends for this prompt

Aggregated across 5 runs (min 2/5 appearances). Estimated visits split the prompt's demand by rank. Sites matching the prompt's own brand are marked branded and excluded from the leaderboard.

RankWebsiteAppearsEst. visits / moEst. value / mo
1 tubedepot.com 5/5 151 $34
2 tubeampdoctor.com 4/5 91 $20
3 vacuumtubes.net 4/5 61 $13
4 newsensor.com 5/5 42 $9
5 thetubestore.com 3/5 30 $6
6 radiomuseum.org 4/5 23 $5
8 r-type.org 2/5 13 $2
9 ebay.com 4/5 10 $2
10 tektronix.com 2/5 8 $1
11 amazon.com 2/5 6 $1
12 jj-electronic.com 2/5 5 $1
13 vacuumtubesinc.com 2/5 4 $0
14 electro-harmonix.com 3/5 3 $0
15 mullard.org 2/5 2 $0
16 fender.com 2/5 2 $0
17 marshall.com 2/5 2 $0
How is this estimated?

ChatGPT doesn't publish prompts, so we don't show logged conversations. We measure real demand for this topic from Google search volume, scale it to ChatGPT's user base (on average about 1 ChatGPT user for every 8 Google searchers, a ratio that varies by topic), and run the prompt through ChatGPT 5 times to record which websites it recommends and in what order. Estimated visits split that demand across the recommended sites by a click-through-by-rank curve. Every number is a modeled estimate, not measured analytics. Full methodology →