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Head to head

Agent Email List — Free SMTP Relay for AI Agents vs MX Probe

Same numbers we show everywhere else, lined up. Ratings come from users, the grade comes from our scanner, adoption comes from public registries.

Agent Email List — Free SMTP Relay for AI Agentscom.agentemaillist.ai/free-transactional-email-smtp-relay
B
No reviews yet

Free transactional email + SMTP relay. Agents self-signup, no API key needed to start.

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MX Probedev.mxprobe/mxprobe
B
No reviews yet

Email verification for AI agents: send, hold or kill with the reason. Signup and credits by API.

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The short version

Neither has been reviewed yet, so the comparison rests on the scan and the public usage numbers. Both score close on the safety scan (80 and 82 out of 100). Agent Email List — Free SMTP Relay for AI Agents is hosted and callable through the gateway; MX Probe runs on your own machine.

 Agent Email List — Free SMTP Relay for AI AgentsMX Probe
User ratingNo reviews yetNo reviews yet
Safety gradeB80/100B82/100
AdoptionGrowingGrowing
GitHub stars12
Downloads / week427
Runs whereHosted (remote)Your machine (local)
Gateway-readyYesNo
Tools85
Write actions22
Price per callFreeFree
LicenceMIT
Last release2026-09-182026-09-15
CategoryEmailEmail

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