Which email marketing software do AI assistants recommend?

We ask ChatGPT, Claude and Gemini the same buyer questions about email marketing software every day and count which brands they name. No sponsored placements, no edited answers.

The finding

Between 2026-10-15 and 2026-10-18, Mailchimp was named in 87.5% of 16 AI answers about email marketing software, ahead of ConvertKit (75%) and ActiveCampaign (75%), across ChatGPT, Claude, Gemini.

16
AI answers read
12
brands named
3
AI engines
4
days measured

2026-10-15 to 2026-10-18, rolling 30 days. Updated automatically every day. Collection started recently, so expect these shares to move as days accumulate.

Share of AI answers, by brand

#BrandAll enginesChatGPTClaudeGemini
1Mailchimp87.5%100%100%0%
2ConvertKit75%0%100%0%
3ActiveCampaign75%100%66.7%100%
4Brevo50%100%33.3%100%
5HubSpot50%0%66.7%0%
6Klaviyo50%100%33.3%100%
7MailerLite25%100%0%100%
8Constant Contact25%100%0%100%
9Omnisend12.5%0%0%100%
10Shopify12.5%0%0%100%
11WooCommerce12.5%0%0%100%
12BigCommerce12.5%0%0%100%

A brand counts once per answer that names it. Answers per engine over the window: ChatGPT 2, Claude 12, Gemini 2. Engines with few answers swing more, so compare brands within a column rather than across columns.

What the engines said on 2026-10-18

Claude, asked “Compare the leading email marketing tools. Which would you pick?”
The top contenders are Mailchimp (best for beginners, free tier), ConvertKit (strong for creators/writers), HubSpot (most integrated with CRM features), and ActiveCampaign (best automation). I'd pick HubSpot for most businesses because it combines solid email tools with CRM, landing pages, and forms in one platform, though it gets pricey at scale. If you're just starting out and want free, Mailchimp is hard to beat; if you're a creator, ConvertKit's simplicity is unmatched. Your best choice depends on whether you prioritize ease-of-use, automation sophistication, or integration with other business tools.
ChatGPT, asked “What is the best email marketing software for a small business? Name specific products.”
The best email marketing software for a small business depends on what you're selling, how large your customer list is, and whether you want simple newsletters or more advanced automated campaigns. For most small businesses, I'd start by comparing MailerLite, Mailchimp, and Brevo. They cover the main needs of small businesses without requiring a dedicated marketing team. If you run an online store, Klaviyo is also worth a close look. Best email marketing software for small businesses 1. MailerLite Best for most beginners Easy to use and a strong value for newsletters, promotions, signup forms, landing pages, and automated welcome emails. Best for: Local businesses, consultants, service providers, and small teams. Why choose it: Straightforward interface and useful marketing tools without too much complexity. Watch out for: Some advanced features require a paid plan. Website: Mai…
Gemini, asked “What is the best email marketing software for a small business? Name specific products.”
Because "the best" email marketing software depends heavily on your specific business model, budget, and technical needs, there isn't a single option that fits every small business. The top-rated email marketing platforms for small businesses are categorized below by their primary strengths, along with specific products to consider: 1. Best for Simplicity and Value: MailerLite Best for: Local businesses, content creators, and service providers who want a clean, modern interface without a steep learning curve. Standout Features: Extremely intuitive drag-and-drop editor, built-in landing page and website builder, and a generous free tier (up to 500 subscribers and 12,000 monthly emails). Pricing: Paid plans start around $10–$12/month. 2. Best for E-commerce Stores: Klaviyo or Omnisend Best for: Online shops running on Shopify, WooCommerce, or BigCommerce. Klaviyo: The gold standard…

How we measure

  • These three questions are fixed and asked every day:
  • “What is the best email marketing software for a small business? Name specific products.”
  • “Which email marketing platform would you recommend for an online store in 2026, and why?”
  • “Compare the leading email marketing tools. Which would you pick?”
  • ChatGPT through Cloro's monitoring API, with web search off, so it answers from model knowledge.
  • Claude (claude-haiku-4-5) through Anthropic's API, answering from model knowledge without web search.
  • Gemini through Cloro's monitoring API, which returns the consumer Gemini answer.
  • Claude answers all three questions daily. ChatGPT and Gemini answer the first question for as many categories as their rate limit allows each day.
  • A language model lists the brands named in each answer, and only names that literally appear in the answer are kept.
  • These are our own fixed questions. No customer data is used on this page.

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