AgentMail
Email inbox API for AI agents.
AgentMail provisions persistent email inboxes for AI agents via API. Each agent can have its own address, mailbox, and message store. The platform supports two-way email conversations with threading, attachments, real-time inbound webhooks, custom domains, multi-tenancy, SDKs, MCP server support, and semantic search.
12 alternatives to AgentMail
Ranked by how well each tool replaces AgentMail: shared features, audience, price and popularity.
Modern Email Delivery for developer & product teams
Covers 4 of 15 key features and starts cheaper.
Free plan64 out of 100 match$15/moTransactional email API and SMTP service for sending, receiving, tracking, validating, and
Covers 2 of 15 key features and starts cheaper.
Free plan63 out of 100 match$15/moAn email and marketing automation platform for growing businesses.
Covers 1 of 15 key features.
Free plan62 out of 100 matchFreeTeam-friendly email API for modern apps
Covers 3 of 15 key features and starts cheaper.
Free plan62 out of 100 match$7/moEmail API for developers: send and receive email from your app or agent
Covers 4 of 15 key features and starts cheaper.
Free plan62 out of 100 match$15/moThe customer messaging platform for humans and AI agents.
Covers 6 of 15 key features.
Free plan62 out of 100 matchUsage-based- 61 out of 100 match$4.17/mo
The email delivery service that people actually like
Covers 3 of 15 key features and starts cheaper.
Free plan61 out of 100 match$15/moThe data layer behind every communication workflow, human or AI
Covers 6 of 15 key features and starts cheaper.
Free plan60 out of 100 match$15/moSMTP relay and email API for transactional and marketing email
Covers 2 of 15 key features and starts cheaper.
Free plan60 out of 100 match$10/mo- 59 out of 100 match$13/mo