Substack in AI answers
Email Marketing · August 2026 edition · substack.com
Global rank
#9
of 38 brands
Visibility score
12.2
out of 100
Coverage
14%
13 of 90 answers
Named first
4
4% of answers
Across 30 brand-blind Email marketing buying questions asked to OpenAI, Gemini, Claude, Substack was mentioned in 13 of 90 answers, and was the first brand named 4 times. Visibility is strongest on Claude (#7) and weakest on OpenAI (#15), a 8-place gap between engines.
Engine by engine
| Engine | Rank | Score | Answers | Share of voice |
|---|---|---|---|---|
| OpenAI gpt-5.4-mini | #15 | 8.5 | 3 / 30 | 1.8% |
| Gemini gemini-3-flash-preview | #12 | 11.8 | 4 / 30 | 2.6% |
| Claude claude-haiku-4-5 | #7 | 16.2 | 6 / 30 | 3.8% |
Best performing question
“What tools should I use to send newsletters to my audience?”
On Gemini, Substack was mentioned first in the answer.
Most visible brands in Email Marketing
See the full Email Marketing ranking
This page measures how often Substack appears in AI-generated answers, across 30 buying questions collected in August 2026. It measures AI visibility only: market share, product quality and revenue sit outside its scope, and it stays independent of any endorsement or criticism of the product.
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