Mailjet vs Mailtrap

as AI assistants see them, week of 2026-09-28

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Mailjet and Mailtrap both stay on the edges of AI answers right now, with overall scores of 9 and 13 out of 100. Mailjet shows up in 8 of 62 answers, with its strongest showing on EU data hosting questions, where it's named in all 3 answers. Mailtrap appears a bit more often, in 11 of 62 answers, and is named in every answer (3 of 3) about testing and previewing emails before sending. Head to head, Mailtrap is named more often than Mailjet in 7 questions, Mailjet leads in 4, and the two tie in 9. Claude currently scores Mailjet highest (12), while Perplexity favors Mailtrap (28).

Head to head

metric	Mailjet	Mailtrap
score	9	13
questions won	5	8

By assistant

Mailjet

assistant	score	named in, this week	usual spot, this week
ChatGPT	7	10% of answers	#3.5
Claude	12	20% of answers	#5.8
Gemini	not sampled this week
Perplexity	7	10% of answers	#3.5

Mailtrap

assistant	score	named in, this week	usual spot, this week
ChatGPT	7	10% of answers	#4.0
Claude	3	5% of answers	#5.0
Gemini	not sampled this week
Perplexity	28	40% of answers	#4.0

Where they differ

Only Mailjet gets named for

What's the best email API for a European company that needs EU data hosting?
Which transactional email service is best for a startup?
What's the best alternative to SendGrid?
What's the best email API in 2026?

Only Mailtrap gets named for

What's the best tool to test and preview emails before sending?
Which email API has the best deliverability?
What's the best email service for sending receipts and order confirmations?
What's the best SMTP service for an app?
What's the best email API with webhooks for bounces and opens?
Which transactional email provider has the best developer experience?
What are the best transactional email APIs?

More comparisons

Not sold on either?

Scores count how often each assistant names a product, weighted by position. How the score works · Full Transactional email APIs leaderboard