Amazon SES vs SendGrid

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

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Amazon SES edges out SendGrid overall, scoring 59 versus 47 and appearing in 51 of 62 answers compared to SendGrid's 45. Claude rates both highest of the three assistants, giving SES 64 and SendGrid 53, while ChatGPT and Perplexity are tighter but still favor SES. Both get a full sweep on "best transactional email APIs" and "best developer experience" (4 of 4 each), and both are never named for email testing and preview tools. Head-to-head, SES is named more often across 9 questions, SendGrid leads on 3, with 8 ties. SES also shows up for low-cost, high-volume sending questions where SendGrid doesn't rank among the top picks.

Head to head

metric	Amazon SES	SendGrid
score	59	47
questions won	19	19

By assistant

Amazon SES

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

SendGrid

assistant	score	named in, this week	usual spot, this week
ChatGPT	44	65% of answers	#4.2
Claude	53	85% of answers	#5.1
Gemini	not sampled this week
Perplexity	44	65% of answers	#4.1

Where they differ

Only Amazon SES gets named for

nothing exclusive

Only SendGrid gets named for

nothing exclusive

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