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Send Email MCP Server

answering

Send Email is answering right now. Last checked 4 min ago. It exposes 1 tools. Last commit 9 Sep 2026.

Send emails from natural language prompts.

Uptime history 18 days of history · worst day 62%
18 days agonow
100.0%
Uptime 24h
92 of 92 checks
1
Tools
read from the server
500 ms
Response time
average over 24h
0
Stars
last commit 9 Sep 2026

What changed 1

Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 8 September 2026. No other catalogue keeps this.

8 Sep a tool changed version

What the code does

We read the source, 22 h ago · tools taken from the live server · rules 3dff92dd89df

Capabilities

What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.

Runs an external command run-python/app.py:182
        result = subprocess.run(

Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.

This code can reach further than it looks

We found places where it runs commands, builds paths or queries from values it is given. None of that is a flaw by itself — it becomes one when the code changes, and code changes quietly between releases. We re-read it on every one.

Three servers free · no card

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 4 min ago.

run in your terminal
claude mcp add send-email --transport http https://next.hal9.ai/mcp/mcpbuild/send-email
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "send-email": {
      "url": "https://next.hal9.ai/mcp/mcpbuild/send-email"
    }
  }
}
~/.codex/config.toml
[mcp_servers.send-email]
url = "https://next.hal9.ai/mcp/mcpbuild/send-email"
.cursor/mcp.json
{
  "mcpServers": {
    "send-email": {
      "url": "https://next.hal9.ai/mcp/mcpbuild/send-email"
    }
  }
}
.vscode/mcp.json
{
  "mcpServers": {
    "send-email": {
      "url": "https://next.hal9.ai/mcp/mcpbuild/send-email"
    }
  }
}

Available tools 1

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

chat
chat
Send emails via Resend using natural language prompts

Endpoints

URLTransportStateLatencyChecked
https://next.hal9.ai/mcp/mcpbuild/send-email streamable-http answering 417 ms 4 min ago

Alternatives to Send Email

same job, measured the same way
Mails.ai — Agent Email
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A real inbox for AI agents: send, receive and thread email, behind a prompt-injection firewall.

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Google Gmail
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Send, read, organize emails, manage labels, drafts, and filters

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Fiber AI
by fiber

Search companies, enrich contacts, and reveal emails and phones from your AI agent.

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Resend
by mcparmory

Send, track, and manage transactional emails at scale

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Gmail
by waystation

Read emails, send messages, and manage labels in your Gmail account.

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Truncus MCP Server
by codevanmoose

Send transactional emails from AI agents via Truncus. Validate, track delivery, and manage domains.

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Truncus
by truncus

Send transactional emails from AI agents via Truncus. Validate, track delivery, and manage domains.

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Dead Simple Email
by deadsimple

Give an agent its own inbox: send, receive, and pull signup codes from real email.

941 installs/wk 14 tools answering

Send Email — questions

Answers built from our own checks of this server.

What can Send Email do?
It exposes 1 tools, read directly from the server on our last check. Among them: chat. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →
Is Send Email working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 92 of 92 checks got a reply (100.0%), average response time 500 ms. The bar chart above shows every period we have measured.
How do I connect Send Email?
Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.
Does Send Email need an API key?
No. Send Email completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 1 of them are readable on this page. This is what we observed, not what the docs claim.
How fast is Send Email?
It answers our handshake in 500 ms on average, which is faster than 29% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.
Is Send Email open source?
We cannot say either way: written in Python and 0 stars on GitHub, but we could not determine the licence, and without one the code is not open source by default.