Transactional email APIs · #3 of 16 · ↑ Resend · ↓ SendGrid
Amazon SES
Amazon SES ranks #3 of 16 in transactional email apis in the week of 28 September 2026, with a visibility score of 59 across ChatGPT, Claude, Gemini and Perplexity. It was named in 82% of the answers we sampled.
sampled: 3 of 4 assistants this week
Amazon SES shows up in 51 of 62 answers across transactional email API questions, with an overall score of 59 out of 100. Claude rates it highest at 64, followed by Perplexity at 57 and ChatGPT at 56. It's named in every answer to questions like "What are the best transactional email APIs?", "Which transactional email provider has the best developer experience?", and "What's the cheapest way to send transactional email at scale?" One place it doesn't come up: "What's the best tool to test and preview emails before sending?" — zero mentions there.
Who's talking about you
| assistant | score | named in, this week | usual spot, this week |
|---|---|---|---|
| ChatGPT | 56 | 75% of answers | #3.3 |
| Claude | 64 | 95% of answers | #4.2 |
| Gemini | not sampled this week | ||
| Perplexity | 57 | 75% of answers | #3.1 |
Questions you win
| question | named in | best spot |
|---|---|---|
| What's the cheapest way to send transactional email at scale? | 3 of 3 | #1 |
| What's the best way to send password reset and verification emails from my app? | 3 of 3 | #1 |
| What's the best transactional email provider for high volume at low cost? | 3 of 3 | #1 |
| What are the best transactional email APIs? | 4 of 4 | #2 |
| What's the best alternative to SendGrid? | 3 of 3 | #2 |
| Which email API has the best deliverability? | 3 of 3 | #2 |
| What's the best email API for developers? | 3 of 3 | #3 |
| Which transactional email service is best for a startup? | 3 of 3 | #3 |
| What's the best email API in 2026? | 3 of 3 | #3 |
| Which email API has the best free tier? | 3 of 3 | #3 |
| What's the best SMTP service for an app? | 3 of 3 | #3 |
| Which transactional email provider has the best developer experience? | 4 of 4 | #4 |
| What's the best email API with React or JSX email templates? | 3 of 3 | #4 |
| What's the best email service for sending receipts and order confirmations? | 2 of 3 | #2 |
| What's the best email API for a Next.js or serverless app? | 2 of 3 | #3 |
| What's the best email API with webhooks for bounces and opens? | 2 of 3 | #4 |
| What's the best email API for a European company that needs EU data hosting? | 2 of 3 | #7 |
| What's the best email API that also handles marketing campaigns? | 1 of 3 | #7 |
| What's the best open-source or self-hosted transactional email server? | 1 of 3 | #12 |
Questions you lose
| question | who got named instead |
|---|---|
| What's the best tool to test and preview emails before sending? | nobody in particular |
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“→ Consider Mailgun, SendGrid, Amazon SES, etc., but have legal/security review confirm whether an EU region meets your actual requirement.”
- Claude“Amazon SES — By far the cheapest at volume, available in Ireland, Frankfurt, Paris, Stockholm, Milan and elsewhere.”
- Gemini“The Budget Alternative with "Workaround" DX: AWS SES”
Closest rivals
- Amazon SES vs Resend61
- Amazon SES vs Postmark63
- Amazon SES vs SendGrid47
- Amazon SES vs Mailgun41
- Amazon SES vs Brevo23
All Amazon SES alternatives · Full Transactional email APIs leaderboard · Sources