Transactional email APIs · #12 of 16 · ↑ Elastic Email · ↓ Scaleway TEM
Loops
Loops ranks #12 of 16 in transactional email apis in the week of 28 September 2026, with a visibility score of 4 across ChatGPT, Claude, Gemini and Perplexity. It was named in 10% of the answers we sampled.
sampled: 3 of 4 assistants this week
Loops shows up quietly in Transactional email APIs, named in just 6 of 62 answers across the three assistants. Claude gives it the most visibility with a score of 11, while ChatGPT sits at 3 and Perplexity doesn't mention it at all, landing an overall score of 4. Its strongest showing is for React or JSX email templates, named in 2 of 3 answers, with single mentions for general transactional email APIs, Next.js or serverless setups, SendGrid alternatives, and best email API in 2026. It never comes up for webhooks, high-volume cost questions, self-hosted options, or deliverability.
Who's talking about you
| 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 |
Questions you win
| question | named in | best spot |
|---|---|---|
| What's the best email API with React or JSX email templates? | 2 of 3 | #6 |
| What's the best email API for a Next.js or serverless app? | 1 of 3 | #4 |
| What's the best alternative to SendGrid? | 1 of 3 | #11 |
| What's the best email API in 2026? | 1 of 3 | #11 |
| What are the best transactional email APIs? | 1 of 4 | #16 |
Questions you lose
| question | who got named instead |
|---|---|
| What's the best email API for developers? | Resend, Postmark, Mailgun |
| Which email API has the best deliverability? | Postmark, Amazon SES, Mailtrap |
| What's the cheapest way to send transactional email at scale? | Amazon SES, MailerSend, Elastic Email |
| Which transactional email service is best for a startup? | Postmark, Resend, Amazon SES |
| Which email API has the best free tier? | Brevo, Resend, Mailjet |
| What's the best SMTP service for an app? | Postmark, Resend, Amazon SES |
| Which transactional email provider has the best developer experience? | Resend, Postmark, SendGrid |
| What's the best way to send password reset and verification emails from my app? | Postmark, Amazon SES, Resend |
| What's the best open-source or self-hosted transactional email server? | Postal |
| What's the best tool to test and preview emails before sending? | nobody in particular |
| What's the best email service for sending receipts and order confirmations? | Postmark, Resend, Amazon SES |
| What's the best email API with webhooks for bounces and opens? | Postmark, Resend, Mailgun |
| What's the best transactional email provider for high volume at low cost? | Amazon SES, Resend, Elastic Email |
| What's the best email API that also handles marketing campaigns? | SendGrid, Brevo |
| What's the best email API for a European company that needs EU data hosting? | Brevo, Mailgun, Mailjet |
Assistants cited 10 pages for questions in this category that name your rivals and not you. See all sources for Transactional email APIs.
In their words
- ChatGPT“| Loops | ✅ React Email support | ⭐⭐⭐⭐ | SaaS lifecycle/marketing + transactional |”
- Claude“Loops — nice if your emails are more lifecycle/marketing than transactional.”
- Claude“Loops / Plunk — Worth a look if you want transactional and marketing/lifecycle emails in one place for a SaaS.”
Closest rivals
All Loops alternatives · Full Transactional email APIs leaderboard · Sources