Best email marketing platforms (buyer asking for advice)

We asked 10 models: We want to start sending newsletters and email campaigns to our customers. Which email marketing platform would you recommend? Each named its own top 10.

Asked 4 ways: List request · Buyer asking for advice · Search query · Worth paying for?. Share of voice pools every wording.

Agreement between models
68%
Same model, run twice
83%
Different picks
18

When agreement between models is well below a model's agreement with itself, the split reflects real differences in taste rather than randomness.

The consensus

Each cell is the position that model gave the pick; blank means it left the pick off. Click a row for each model's reasoning.

#PickScoreListed byClaude Haiku 5.5GPT-6 LunaGemini 4 ArgonQwen 3.8 FlashDeepSeek V4 ProGLM-5.3Kimi K3MiniMax M3Mistral Large 4Nemotron 3 Ultra

3 lower-scoring picks are not shown; every ballot below lists them in full.

Most divisive

Picks most models listed, at very different positions

Hot takes

Picks that appear on only one ballot

Every ballot

Hover a pick to find it on the other ballots. Marked picks appear on no other ballot.

Claude Haiku 5.5

  1. Mailchimp
  2. Klaviyo
  3. HubSpot
  4. Brevo
  5. ActiveCampaign
  6. Constant Contact
  7. MailerLite
  8. Kit
  9. Campaign Monitor
  10. Omnisend

91% with consensus · 79% self-consistent

GPT-6 Luna

  1. Mailchimp
  2. Brevo
  3. Klaviyo
  4. MailerLite
  5. ActiveCampaign
  6. Constant Contact
  7. Campaign Monitor
  8. GetResponse
  9. Kit
  10. Omnisend

81% with consensus · 86% self-consistent

Gemini 4 Argon

  1. ActiveCampaign
  2. MailerLite
  3. Klaviyo
  4. Mailchimp
  5. Brevo
  6. Kit
  7. HubSpot
  8. Beehiiv
  9. Constant Contact
  10. GetResponse

51% with consensus · 76% self-consistent

Qwen 3.8 Flash

  1. Mailchimp
  2. Brevo
  3. Klaviyo
  4. HubSpot
  5. ActiveCampaign
  6. Kit
  7. MailerLite
  8. Omnisend
  9. Constant Contact
  10. GetResponse

85% with consensus · 94% self-consistent

DeepSeek V4 Pro

  1. Mailchimp
  2. Brevo
  3. HubSpot
  4. ActiveCampaign
  5. Constant Contact
  6. Klaviyo
  7. Kit
  8. Drip
  9. GetResponse
  10. Moosend

81% with consensus · 86% self-consistent

GLM-5.3

  1. Mailchimp
  2. Klaviyo
  3. ActiveCampaign
  4. Constant Contact
  5. Brevo
  6. HubSpot
  7. GetResponse
  8. MailerLite
  9. Omnisend
  10. Campaigner

87% with consensus · 91% self-consistent

Kimi K3

  1. Mailchimp
  2. Brevo
  3. ActiveCampaign
  4. Klaviyo
  5. HubSpot
  6. Constant Contact
  7. Kit
  8. Campaign Monitor
  9. GetResponse
  10. MailerLite

87% with consensus · 76% self-consistent

MiniMax M3

  1. Mailchimp
  2. Kit
  3. Constant Contact
  4. ActiveCampaign
  5. Brevo
  6. Klaviyo
  7. GetResponse
  8. AWeber
  9. MailerLite
  10. HubSpot

69% with consensus · 81% self-consistent

Mistral Large 4

  1. Mailchimp
  2. HubSpot
  3. Klaviyo
  4. Constant Contact
  5. Brevo
  6. ActiveCampaign
  7. Mailgun
  8. SendGrid
  9. Campaign Monitor
  10. GetResponse

75% with consensus · 82% self-consistent

Nemotron 3 Ultra

  1. Mailchimp
  2. Klaviyo
  3. ActiveCampaign
  4. Kit
  5. Brevo
  6. Constant Contact
  7. HubSpot
  8. Omnisend
  9. GetResponse
  10. Drip

87% with consensus · 83% self-consistent

Who agrees with whom

Overlap between two models' lists, weighted toward the top · 100 means identical · Color runs from 40 (lightest) to 89 (darkest)

Claude Haiku 5.5GPT-6 LunaGemini 4 ArgonQwen 3.8 FlashDeepSeek V4 ProGLM-5.3Kimi K3MiniMax M3Mistral Large 4Nemotron 3 Ultra
Claude Haiku 5.5784884798479648282
GPT-6 Luna785185767484656972
Gemini 4 Argon485151405250404155
Qwen 3.8 Flash848551847487647476
DeepSeek V4 Pro797640847188707471
GLM-5.3847452747179737789
Kimi K3798450878879697280
MiniMax M3646540647073696474
Mistral Large 4826941747477726471
Nemotron 3 Ultra827255767189807471