ChatGPT

All figures measured.

#ProductRecommended in
1 Brevo 3 of 3
2 Mailchimp 3 of 3
3 MailerLite 3 of 3
4 Omnisend 3 of 3
5 ActiveCampaign 2 of 3

Scanned 12 October 2026. 3 samples from ChatGPT, round 9. 5 products recommended. Methodology v2026-09-29.1.

Perplexity

All figures measured.

#ProductRecommended in
1 Brevo 3 of 3†
2 Mailchimp 3 of 3†
3 MailerLite 3 of 3†
4 Omnisend 3 of 3†
5 Sender 3 of 3†
6 Moosend 2 of 3†

† Corrected 12 October 2026: incomplete_round. Some of this round's samples had failed when it was first published. They were collected afterwards with the same questions and settings, and the figures marked † were recomputed. How corrections work

Scanned 12 October 2026. 3 samples from Perplexity, round 9. 6 products recommended. Methodology v2026-09-29.1.

Counts, not percentages: with three samples a percentage would imply a precision the sample size cannot carry. “2 of 3” means the assistant recommended that product in two of its three answers to this question.

Sources the assistants cited

  • omnisend.com 3
  • popupsmart.com 1
  • hellyeahai.com 1
  • affiliate.watch 1
  • thejustifiable.com 1
  • mailwizz.com 1
  • automationatlas.io 1
  • bestwriting.com 1
  • verdict.tools 1
  • ionos.com 1
  • techradar.com 1
  • brevo.com 1

Scanned 12 October 2026. 6 samples across ChatGPT and Perplexity, round 9. Methodology v2026-09-29.1.