The AEO Index · Edition 1, October 2026

Best email marketing platform for small businesses, according to AI.

Both ChatGPT and Perplexity named MailerLite first when we asked “What is the best email marketing platform for small businesses?” Here is every brand they named, in order, and the sites each one read to get there.

Who AI recommends

Both ChatGPT and Perplexity named MailerLite first. Together they named 6 brands, 5 of them in both answers. The score runs to 100: 10 points for being named first in an answer, down to 2 points for fifth and later, added across both engines.

BrandChatGPTPerplexityScore
MailerLite#1#1 100
Brevo#3#2 70
Mailchimp#2#3 70
Klaviyo#4#6 30
ActiveCampaign#5#5 20
Constant Contact–#4 20

Where the two engines disagree

  • Only Perplexity named: Constant Contact.

Being named by one engine says little about the other. The sites below show what each one read.

The sites each engine cited

The two engines cited 22 and 10 sites, and only brevo.com appeared in both. If you sell in this category, these are the pages to get onto, or to get corrected.

ChatGPT cited

newslettertown.com, itechguides.com, rankite.com, techradar.com, getomnichannel.com, bestsends.com, brainnexdigitalmarketing.com, trend.at, mailerlite.com, omnisend.com, brevo.com, mailchimp.com, klaviyo.com, academy.klaviyo.com, activecampaign, activecampaign.com, aitecharchive.com, mailcompared.com, skorykh.com, subscribepr.com, thatmarketingbuddy.com, theguidex.com

Perplexity cited

salesforce.com, forbes.com, pcmag.com, uk.pcmag.com, blog.aweber.com, capterra.com, business.com, zdnet.com, brevo.com, mailjet.com

If your product isn’t on this list

  1. Check the cited pages. Open each one above and see whether you’re listed, and whether your price and plans are right.
  2. Publish the comparison yourself. A page on your site for email marketing platform for small businesses, with a straight answer at the top, gives AI tools something of yours to read.
  3. Make your site readable. Run the free AEO audit to check that AI crawlers can get in.
  4. Measure it more than once. One answer is a snapshot. Track this question across engines each week. How to rank in ChatGPT goes through the full process.

Want this done for you? We’re an AEO agency for software companies, and this work is what we do each week.

Other categories

About these results.

What does AI recommend as the best email marketing platform for small businesses?

Both ChatGPT and Perplexity named MailerLite first when asked “What is the best email marketing platform for small businesses?” in October 2026. Across both answers they named 6 brands, and 5 of them appeared in both.

Which sites did the AI tools read?

ChatGPT cited 22 sites and Perplexity cited 10. Only brevo.com appeared in both.

How reliable is this ranking?

It records one run per engine, from the United States, so treat it as a snapshot. AI answers vary between runs, users and locations. It shows who was named and which sites were read that day, not which product is best.

Get your product into the answer.

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