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Atomic Mail vs Alias Email

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Atomic Mail compared with Alias Email
DetailAtomic MailAlias Email
What it doesEmail API for AI agents Free email alias for privacy and anonymity
StageBeta Established
FoundedNot given 2020
Based inEE Not given
Pricing modelfree Not given
PricingFree during open alpha. Accounts created during alpha are migrated to the free tier of the paid product. Not given
Key features
  • Agent self-registration via proof-of-work
  • Full JMAP inbox: send and receive
  • MCP server
  • AgentSkill
  • Open IETF standard (RFC 8620/8621)
  • Custom domains
  • Reputation scoring system
  • Create email aliases
  • Tracking protection
  • Send anonymous messages
  • Redirect to multiple addresses
  • PGP encryption
  • Custom domain support
  • Browser extension with Smart Button
What makes it different
  • Reputation-based rate limiting via proof-of-work
  • Full user control over inbox management
  • Bootstrapped and self-funded business model
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)30 no change since last check53 no change since last check
Trust Flow (Majestic)2124
Citation Flow (Majestic)3237
Referring domains (Majestic)265403

4 details filled in for both companies.

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