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Iris runs on your own machine — the client starts it, so there is no endpoint to ping. 133 installs a week from pypi. Last commit 28 Sep 2026.

Microsoft 365 mail MCP: reads mail, drafts into Outlook; sending is opt-in (IRIS_ENABLE_SEND).

Installs per day peak 45 · avg 24 · -3% w/w
a month agotoday
133
Installs / week
pypi · iris-mcp
0
Stars
0 open issues
28 Sep 2026
Last commit
from GitHub
MIT
License
Python

Nothing serious here today

Today is the operative word: we check Iris every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Three servers free · no card

Connect this server

This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.

run in your terminal
claude mcp add iris -e 'IRIS_CLIENT_ID=<IRIS_CLIENT_ID>' -- uvx iris-mcp
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "iris": {
      "command": "uvx",
      "args": [
        "iris-mcp"
      ],
      "env": {
        "IRIS_CLIENT_ID": "<IRIS_CLIENT_ID>"
      }
    }
  }
}
~/.codex/config.toml
[mcp_servers.iris]
command = "uvx"
args = ["iris-mcp"]
env = { IRIS_CLIENT_ID = "<IRIS_CLIENT_ID>" }
.cursor/mcp.json
{
  "mcpServers": {
    "iris": {
      "command": "uvx",
      "args": [
        "iris-mcp"
      ],
      "env": {
        "IRIS_CLIENT_ID": "<IRIS_CLIENT_ID>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "iris": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "iris-mcp"
      ],
      "env": {
        "IRIS_CLIENT_ID": "<IRIS_CLIENT_ID>"
      }
    }
  }
}

Put your own value in place of <IRIS_CLIENT_ID> (Application (client) ID of YOUR OWN Entra app registration. There is no shared app; you register one). The author’s registry entry marks it as required.

Optional settings from the registry entry, left out of the block above: IRIS_TENANT_ID (Directory (tenant) ID. Defaults to 'organizations'), IRIS_DRAFT_FOLDER (Mail folder drafts are written to, created on first use. Defaults to 'AI Drafts'. Empty string uses Drafts), IRIS_ALLOWLIST (Path to a recipient allowlist file. If absent or empty, all recipients are permitted), IRIS_DISABLE_READ (Set to '1' to unregister the read tools (list/search/get messages and threads) for a drafts-only surface), IRIS_ENABLE_SEND (Set to '1' to enable sending. ALSO requires Mail.Send granted on the Entra app and a fresh sign-in. Off by default; when unset, iris cannot send and the send tool is not registered).

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Iris — questions

Answers built from our own checks of this server.

Why is there no uptime for Iris?
Iris runs on your own machine over stdio — there is no network address to reach, so uptime cannot be measured for it by anyone. What can be measured is adoption: the pypi package iris-mcp was installed 133 times last week.
How do I connect Iris?
Copy the ready config from this page. We generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each in the form that client actually reads. It runs locally, so the command pulls iris-mcp straight from pypi; nothing to host, nothing to sign up for.
How many people use Iris?
The pypi package iris-mcp was installed 133 times in the last week. Week over week that is -3%. We show installs rather than GitHub stars on purpose: a star is a bookmark, an install is someone actually running it.
Is Iris open source?
Yes — it is published under the MIT licence, written in Python and 0 stars on GitHub. The source link is on this page, so you can read exactly what it does with your data before you connect it.