What is the best SEO tool?

Asked "What is the best SEO tool?", ChatGPT, Copilot, Gemini, Google AI Mode and Perplexity named 12 distinct tools across 5 answers on September 7, 2026, and 7 of them in two or more answers, and all 5 engines agreed on Semrush, the only tool every engine named.

Measured acrossChatGPTCopilotGeminiGoogle AI ModePerplexity

7 of 12 names confirmed · named in 2 or more of 5 answers · asked September 7, 2026 · 5 engines

The best SEO tool depends on your specific goals, budget, and level of expertise, with Semrush and Ahrefs being top choices for most people. Google Search Console and Screaming Frog are also essential tools for many professional SEO stacks. Different tools excel in distinct areas such as technical auditing, AI optimization, and local search.

1Semrushnamed in 5 of 5 answers
2Ahrefsnamed in 5 of 5 answers
3Surfer SEOnamed in 5 of 5 answers
4Screaming Frognamed in 4 of 5 answers
5Clearscopenamed in 4 of 5 answers
6Google Search Consolenamed in 4 of 5 answers
7SE Rankingnamed in 3 of 5 answers
8Moz Pronamed in 1 of 5 answersone answer
9BrightLocalnamed in 1 of 5 answersone answer
10MarketMusenamed in 1 of 5 answersone answer
11Majesticnamed in 1 of 5 answersone answer
12Google Analyticsnamed in 1 of 5 answersone answer

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The full measurement

The position each of the 5 engines gave all 12 names.
How many of the 5 answers named each of them.
35 sampled observations behind this ranking, and where the engines disagree.
Fan-out — the query each engine actually searched.
Every citation, and the sources nobody cited.

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