Compare email
AgentMail vs OpenMail
Two email tools for AI agents, side by side. Facts come from each tool's own site.
AgentMail
agentmail.toEmail inbox API for agents: create, send, and receive real inboxes.
Visit AgentMail
OpenMail
openmail.shEmail API that gives each AI agent its own inbox and address, with inbound mail delivered as structured data, automatic threading, webhooks, a CLI and a hosted MCP server, and EU data residency on every plan.
Visit OpenMail| AgentMail | OpenMail | |
|---|---|---|
| What it does | Email inbox API for agents: create, send, and receive real inboxes. | Email API that gives each AI agent its own inbox and address, with inbound mail delivered as structured data, automatic threading, webhooks, a CLI and a hosted MCP server, and EU data residency on every plan. |
| In their words | AgentMail | Email Inbox API for AI Agents | The email inbox built for AI agents |
| Open source | No | No |
| Website | agentmail.to | openmail.sh |
| Link checked | 2026-10-20 | 2026-11-10 |
More options:Alternatives to AgentMailAlternatives to OpenMailGuide: Best email APIs for AI agents
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