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Transactional email APIs

Loops vs SparkPost

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

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Loops and SparkPost both sit low in overall AI visibility, scoring 4 and 2 out of 100. Loops shows up in 6 of 62 answers, SparkPost in 3 of 62. Loops gets its best mentions on React or JSX email templates (2 of 3 answers), while SparkPost's top spots are high-volume-at-low-cost and deliverability questions, each 1 of 3 answers. Head-to-head, Loops was named more often in 4 questions, SparkPost in 2, with 14 ties. Neither is mentioned for cheapest email sending, self-hosted servers, or webhook support.

Head to head

metricLoopsSparkPost
score42
questions won53

By assistant

Loops

assistantscorenamed in, this weekusual spot, this week
ChatGPT35% of answers#6.0
Claude1125% of answers#9.8
Gemininot sampled this week
Perplexity00% of answers

SparkPost

assistantscorenamed in, this weekusual spot, this week
ChatGPT00% of answers
Claude715% of answers#8.3
Gemininot sampled this week
Perplexity00% of answers

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?

Only SparkPost gets named for

  • Which email API has the best deliverability?
  • 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