What is atomic-mail-agentic?
atomic-mail-agentic is a MCP server by Atomic-Mail that email for AI agents: autonomous inbox registration via proof-of-work, custom domains, and sending and receiving over the open JMAP standard. It is listed under Communication and has 266 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | Atomic-Mail |
| Repository | Atomic-Mail/atomic-mail-agentic |
| Popularity | 266 GitHub stars |
| Category | Communication |
| Security | Review before installing (72/100) |
| Rank | #352 of 4,418 MCP servers; #20 in Communication |
| License | MIT |
| Last commit | 2026-09-27 |
| Stars this week | +1 |
| Runs | Cloud service |
Is atomic-mail-agentic safe to install?
atomic-mail-agentic scores 72/100 on the MCPMods security check: Review before installing. Things to review: sends your data to a cloud service; can take actions such as send, write or deploy. It passed 3 of 6 checks.
MCP server results come from listing signals: who publishes it, where your data goes and what it can do. The code itself is not scanned yet.
| Check | Result |
|---|---|
| Community-built server | Note |
| Sends your data to a cloud service | Review |
| No credentials mentioned | Pass |
| Can take actions such as send, write or deploy | Review |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install atomic-mail-agentic?
- Find the launch command. The README says how the server starts (npx, uvx, docker or a remote URL) and which API keys it needs.
https://github.com/Atomic-Mail/atomic-mail-agentic
- Add it to Claude Code. Replace the part after -- with the command from the README. Remote servers use --transport http with a URL.
claude mcp add atomic-mail-agentic -- <command from README> claude mcp add --transport http atomic-mail-agentic <server-url>
- Check it connected. This lists your MCP servers and their status.
claude mcp list
Or ask Claude to set it up
Paste this into Claude Code and it installs atomic-mail-agentic for you:
Add the "atomic-mail-agentic" MCP server from https://github.com/Atomic-Mail/atomic-mail-agentic to Claude Code. Read its README for the launch command and any API keys I need, run claude mcp add, then check that it connects.