Loops vs Postal

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

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Loops and Postal both stay on the quiet side of AI answers, with overall scores of 4 and 7 out of 100. Loops shows up in 6 of 62 answers, doing best on React or JSX email template questions, named in 2 of 3 answers there. Postal appears in 5 of 62 answers, but owns the self-hosted space, named in all 3 of 3 answers about open-source or self-hosted transactional email servers. Head to head, Loops was named more often on 5 questions, Postal on 3, with 12 ties. Neither is ever mentioned for deliverability questions, so that race is still wide open.

Head to head

metric	Loops	Postal
score	4	7
questions won	5	3

By assistant

Loops

assistant	score	named in, this week	usual spot, this week
ChatGPT	3	5% of answers	#6.0
Claude	11	25% of answers	#9.8
Gemini	not sampled this week
Perplexity	0	0% of answers

Postal

assistant	score	named in, this week	usual spot, this week
ChatGPT	5	5% of answers	#1.0
Claude	11	15% of answers	#3.7
Gemini	not sampled this week
Perplexity	5	5% of answers	#1.0

Where they differ

Only Loops gets named for

What's the best email API with React or JSX email templates?
What's the best email API for a Next.js or serverless app?
What's the best alternative to SendGrid?
What's the best email API in 2026?
What are the best transactional email APIs?

Only Postal gets named for

What's the best open-source or self-hosted transactional email server?
What's the cheapest way to send transactional email at scale?
What's the best transactional email provider for high volume at low cost?

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