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Email Inbox API + Sending by Sendmux MCP server

online · 100% uptime
by Sendmux·io.github.Sendmux/sendmux-mcp·v2.2.0·65 stars
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AI email inbox and sending tools with attachments, search, live events, and webhooks.

A96/100grade A
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Safety scan
A96/100

full report

Adoption
Established

65 stars285 downloads/wk

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Email Inbox API + Sending by Sendmux tools

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Public scan report

scanner v0.1.10 · 2026-10-02 · same rubric, same numbers if you re-run it

no findings
  • Code scan2 source files scanned; 25 source files scanned25/25
  • Live reliabilityremote reachable in 451ms (auth required)20/20
  • –Tool poisoningtools not inspected (endpoint requires auth); not countedn/a
  • Auth qualityOAuth resource metadata advertised on 40115/15
  • Maintenancelast push 0 days ago15/15
  • Maintainer identityregistry namespace matches repository owner7/10
Overall 96/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How Email Inbox API + Sending by Sendmux compares

Against every graded Email MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
96/100
higher than 94% of 916 Email servers
Uptime
100%
of our recent checks; the typical remote Email server answers 100%
Response time
83 ms
faster than 89% of 609 Email servers
GitHub stars
65
more than 94% of 493 Email servers
Downloads a week
285
more than 76% of 235 Email servers with a package

Release history: 5 versions in the registry since 2026-09-17, latest 2026-10-02, typically one every 2 days.

Install Email Inbox API + Sending by Sendmux in Claude Code, Cursor or VS Code

claude mcp add --transport http sendmux-mcp https://mcp.sendmux.ai/mcp
Add to Cursor

What the publisher says

From the Email Inbox API + Sending by Sendmux repository's README, as published. We do not edit it. Read it on GitHub

Sendmux SDKs

Official SDK, CLI, and MCP workspace for Sendmux.

  • Product documentation: sendmux.ai/docs
  • Management API reference: sendmux.ai/docs/api/introduction
  • Mailbox API reference: sendmux.ai/docs/mailbox-api/introduction
  • Sending API reference: sendmux.ai/docs/sending-api/introduction
  • MCP guide: sendmux.ai/docs/ai-integrations/mcp

Packages

Shortened. The full README is on GitHub.

Nothing above is checked by us. What we check is on the safety report.

Grade history

  • 2026-09-19restoreB → Ascore 96

Email Inbox API + Sending by Sendmux: common questions

Is Email Inbox API + Sending by Sendmux MCP server safe?
Yes, by our scan: it is graded A (96/100). Read the Email Inbox API + Sending by Sendmux safety report
How do I install Email Inbox API + Sending by Sendmux?
It runs remotely at mcp.sendmux.ai. Add it to Claude Code, Cursor, VS Code or Claude Desktop with the snippets above, or call it through the mcp.market gateway without installing anything.
Does Email Inbox API + Sending by Sendmux need an API key?
No key to paste: it signs you in with OAuth when your client connects.
Is Email Inbox API + Sending by Sendmux maintained?
The last commit was 33 days ago (2026-10-02). The latest release is v2.2.0.
Is Email Inbox API + Sending by Sendmux up?
100% of our last 28 checks got an answer. We check remote servers about four times a day.
What can I use instead of Email Inbox API + Sending by Sendmux?
Servers from other publishers that do the same job: Inbox Zero MCP server, Atomic Mail MCP server and Agenticmail MCP server. Compare all Email Inbox API + Sending by Sendmux alternatives.
How does Email Inbox API + Sending by Sendmux compare with other Email MCP servers?
safety score 96/100 (higher than 94% of 916 Email servers); uptime 100% (of our recent checks; the typical remote Email server answers 100%); response time 83 ms (faster than 89% of 609 Email servers). Full comparison.

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