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Waseit

Waseit study · UK · collected 2026-07-31

Which marketing agencies do AI assistants recommend in London?

We asked ChatGPT, Gemini and Perplexity 6 real buying questions about marketing agencies in London - the way customers actually ask. Every answer named specific businesses: 36 names came back for this trade in this city.

3 names are cited by more than one assistant, out of 36 found. And the leader takes only 14% of citations: the field is open, nobody has taken it.

The names the assistants cite most

  • 1.Saatchi & Saatchicited 3 times · by openai, gemini
  • 2.Grey Londoncited 2 times · by openai, perplexity
  • 3.Ogilvy UKcited 2 times · by gemini, openai
  • 4.Havas Londoncited 2 times · by openai
  • 5.AMV BBDOcited 2 times · by gemini
  • 6.The SEO Workscited 2 times · by gemini
  • 7.CEEKcited 2 times · by perplexity
  • 8.Burst Digitalcited 2 times · by perplexity

Counts are citations across our sampled answers for this trade and city, collected 2026-07-31 via the assistants' APIs. Answers vary between runs - across the whole study, assistants agreed with each other on only 3% of names. A snapshot, honestly labelled, not a permanent ranking.

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Marketing agencies in other cities

Other trades in London

Full dataset and method: the 2026 UK study (1464 answers, 244 trade×city cells) · our methodology