MCP.Market

Sendinel MCP server

online · 100% uptime
by sendinel.ai·ai.sendinel/mcp-server·v1.0.121
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AI-controlled email ops for campaigns, contacts, segments, analytics, and sending.

B84/100grade B
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Safety scan
B84/100

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Adoption
New

348 downloads/wk

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How Sendinel compares

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

Safety score
84/100
higher than 76% of 916 Email servers
Uptime
100%
of our recent checks; the typical remote Email server answers 100%
Response time
452 ms
faster than 32% of 609 Email servers
Downloads a week
348
more than 80% of 235 Email servers with a package

Release history: 28 versions in the registry since 2026-09-14, latest 2026-11-04, typically one every 1 day.

Install Sendinel in Claude Code, Cursor or VS Code

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

Sendinel: common questions

Is Sendinel MCP server safe?
Mostly: it is graded B (84/100). Read the Sendinel safety report
How do I install Sendinel?
It runs remotely at sendinel.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 Sendinel need an API key?
Yes. The registry entry asks for SENDINEL_API_KEY.
Is Sendinel maintained?
The latest release is v1.0.121.
Is Sendinel 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 Sendinel?
Servers from other publishers that do the same job: MisarMail MCP Server, Nitrosend MCP server and Email Inbox API + Sending by Sendmux MCP server.
How does Sendinel compare with other Email MCP servers?
safety score 84/100 (higher than 76% of 916 Email servers); uptime 100% (of our recent checks; the typical remote Email server answers 100%); response time 452 ms (faster than 32% of 609 Email servers). Full comparison.

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