Inbox MCP
About
A Model Context Protocol (MCP) server for email integration via Nylas. Enables AI assistants to effortlessly batch-triage, organize, and automate email through natural language interactions.
Details
- Author
- darinkishore
- Downloads
- 401
- Categories
- Other, Communication, AI, Productivity
Jump to
- Filter emails by folder, unread status, dates, or flags
- Batch-update emails (read/unread, star, move folders)
- Archive groups of emails safely and quickly
- Search emails with simple keyword queries
- Read complete emails formatted in Markdown for summaries
- Compose, draft, and send new emails easily
- Full folder management (list, create, update, delete)
Setting up with Highlight
This MCP is not yet compatible with Highlight’s one-click setup. However, you can still use it with Highlight by following these steps:
- Download and install Highlight from highlightai.com/download
- Navigate to the plugins tab and select "Add Custom Plugin"
-
Configure the plugin with the settings below
Plugin Name
Inbox MCPCommand (node, npx, python, etc.)Please refer to the README for specific instructions on how to obtain API keys or other required environment variables.
- Enable "Start Automatically" if you want the plugin to start when Highlight launches
From the repository
Install via the Smithery CLI (npx -y @smithery/cli@latest install "@darinkishore/inbox-mcp" --client claude) or manually by cloning the repo, building with npm, and configuring the MCP client’s mcp-config.json with NYLAS_ACCESS_TOKEN and NYLAS_GRANT_ID environment variables. You first need a Nylas account (free tier available) with an API key and a Grant ID from a connected email account.
Claude Desktop / Cursor
Paste into your MCP client config file to install this server.
{
"mcpServers": {
"inbox mcp": {
"Inbox-MCP": {
"command": "npx",
"args": [
"-y",
"@smithery/cli@latest",
"install",
"@darinkishore/inbox-mcp",
"--client",
"claude"
]
}
}
}
}
McpServers
{
"Inbox-MCP": {
"command": "npx",
"args": [
"-y",
"@smithery/cli@latest",
"install",
"@darinkishore/inbox-mcp",
"--client",
"claude"
]
}
}
Inbox MCP
Transform your inbox into an intelligent, LLM-powered assistant—instantly.
Easily manage, organize, and streamline your email using conversational language, powered by robust, batch-friendly tools built on Nylas v3. Compatible out-of-the-box with Gmail, Outlook, iCloud, Yahoo, and virtually any IMAP service (even your work email!).
Tools are carefully crafted with clear descriptions and consistent parameters optimized for seamless integration with various LLMs. Responses are provided as easily parsable XML blocks, allowing the LLM to effortlessly handle your requests.
Tested extensively in real-life workflows, Inbox MCP significantly reduces cognitive load, efficiently handling tasks you’d rather automate.
Nylas includes 5 free connected accounts, so you can get started immediately—without spending a dime.
---
✨ Real-life examples (things you'll actually say)
| You casually say… | Inbox MCP effortlessly handles it by… |
| ----------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------- |
| “take a look at my inbox and LMK what's important and what i have to act on” | Reviewing your messages, quickly identifying actionable emails, and summarizing what needs attention. |
| “Find the unimportant emails from my last 100 and move them to the Unimportant folder.” | Intelligently filtering out low-priority emails and neatly organizing them out of sight. |
| “Archive everything older than two weeks, except starred emails.” | Batch-archiving older emails while safely preserving your starred messages. |
| “Summarize and forward the latest AWS alerts to my team.” | Compiling recent AWS alerts into a concise summary and sending it off immediately. |
---
🎯 Why use Inbox MCP?
- Inbox Zero, Simplified: Quickly automate email management using natural language instructions.
- Efficient Triage: Instantly categorize, prioritize, and batch-process emails effortlessly.
- Easy Setup: Hassle-free onboarding with direct account connections. No OAuth tokens, proxies, or complex setups.
---
📌 Quick Setup: Creating a Nylas Account
1. Sign up at: Nylas Dashboard.
2. Grab your API key from the sidebar (API KEY).

3. Navigate to Grants, click Add Test Grant (top-right), and connect your email account.

4. Note your API key and Grant ID (shown in the grants table).
---
🚀 Get started (in under a minute)
Easy Smithery Installation (Interactive)
Inbox MCP integrates seamlessly with MCP clients like Claude Desktop, Cursor, Windsurf, and more.
Interactive one-liner installation (recommended):
npx -y @smithery/cli@latest install "@darinkishore/inbox-mcp" --client claude
This will prompt you for your Nylas credentials (nylasAccessToken and nylasGrantId). For other supported MCP clients, replace claude with your preferred client:
npx -y @smithery/cli@latest install "@darinkishore/inbox-mcp" --client cursor # or windsurf, vscode, etc.
---
🛠️ Manual local setup (optional)
If you prefer manual control for local development:
git clone https://github.com/darinkishore/Inbox-MCP.git
cd Inbox-MCP
npm install && npm run build
Then in your MCP client's mcp-config.json:
{
"mcpServers": {
"nylas-email": {
"command": "node dist/index.js",
"workingDirectory": "/absolute/path/to/Inbox-MCP",
"env": {
"NYLAS_ACCESS_TOKEN": "...",
"NYLAS_GRANT_ID": "..."
}
}
}
}
---
🔧 Daily workflow tools (optimized)
| Tool | What it does (in plain English) |
| -------------------------------- | ------------------------------------------------------------------------ |
| filter_emails | Find emails quickly by folder, unread status, dates, or flags. |
| triage_update_emails | Batch-update emails as read/unread, starred/unstarred, or move folders. |
| batch_archive_emails | Archive groups of emails safely and quickly. |
| search_emails | Search emails rapidly with simple keyword queries. |
| read_emails | Fetch complete emails formatted neatly in Markdown, ideal for summaries. |
| send_email / draft_email | Easily compose and send (or draft) new emails. |
| Folder management tools | (list_, create_, update_, delete_, get_or_create_) |
---
🗺️ Roadmap
- Enhanced provider-native search (advanced queries, multi-term searches)
- Calendar and contacts integration
- Expanded toolset and automation capabilities
---
👩💻 Developer-friendly
- Clean TypeScript (v5.2), minimal dependencies
- Robust built-in retries (exponential back-off + jitter)
- Contributions warmly welcomed—let's make email management better together!
---
📄 License & Support
Licensed under MIT.
If Inbox MCP makes your day easier, please ⭐️—your star helps others discover it too!
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