Mailbridge MCP Server

Connect your AI assistant to your email - read, search, send, reply, organise, draft, schedule, and manage attachments from iCloud or any IMAP account. Works with Claude, OpenAI Codex, Cursor, Windsurf, and any MCP-compatible client. Its 40 documented tools cover email, emails, mark, draft. It runs locally over stdio via the published package.

People connecting email tools to Claude, Cursor, VS Code, or another MCP client. The project is written in JavaScript.

VERIFIED ACTIVE

LAST COMMIT 2026-06-15 · ★ 2 · #39 OF 75 MAINTAINED EMAIL · VERIFIED 2026-08-25

MIT · JavaScript servers · how we verify → /methodology

01 · Install Mailbridge

Claude Code

claude mcp add creativestefan-mailbridge-mcp -- npx -y mailbridge-mcp

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "creativestefan-mailbridge-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "mailbridge-mcp"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

license MIT - declared in the repository

npm package mailbridge-mcp - unscoped; check the name against the project README before installing

registry namespace io.github.Creativestefan is GitHub-verified and matches the repo owner

03 · What Mailbridge can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

What you can build

With this server connected, an agent can fetch emails from any folder (includes priority + category), get full body of an email by UID, fetch emails with body snippets - used for inbox summaries, and search by keyword, sender, or subject.

Capability map

Tools grouped from the project's README - what Mailbridge lets an agent do.

8 tools - e.g. Get full body of an email by UID; Export an email as clean Markdown; Compose and send a new email (optional file attachments)

get_email_body · export_email · send_email · reply_to_email · schedule_email · move_email…

read & search

8 tools - e.g. List all mailbox folders; Fetch the full conversation thread for an email; All emails to/from a specific contact

list_folders · get_thread · get_contact_history · get_attachments · read_attachment · list_drafts…

Emails

4 tools - e.g. Fetch emails from any folder (includes priority + category); Fetch emails with body snippets - used for inbox summaries; Search by keyword, sender, or subject

read_emails · get_emails_with_preview · search_emails · list_tracked_emails

Mark

4 tools - e.g. Mark email as read; Mark email as unread; Mark multiple emails as read

mark_as_read · mark_as_unread · bulk_mark_read · bulk_mark_unread

Draft

3 tools - e.g. Save an email as a local draft; Send a saved draft by ID; Discard a saved draft

save_draft · send_draft · delete_draft

Check

2 tools - e.g. Test connection and show inbox stats; Scan the inbox for read-receipt confirmations and report opens

check_connection · check_email_opens

Scheduled

2 tools - e.g. List pending scheduled emails; Cancel a scheduled email

list_scheduled · cancel_scheduled

Bulk

2 tools - e.g. Move multiple emails to a folder; Move multiple emails to Trash

bulk_move · bulk_delete

04 · Who maintains Mailbridge

mailbridge is maintained by creativestefan. It's the only MCP server we track from this author; the repo dates to Jun 2026.

05 · Facts

repository: github.com/creativestefan/mailbridge-mcp
category: email - ranked #39 of 75 actively-maintained email servers as of 2026-08-25.
registry: io.github.Creativestefan/mailbridge (active, first published 2026-06-09 · 17 versions)
packages: npm:mailbridge-mcp

06 · Mailbridge FAQ

Is Mailbridge still maintained?

Yes - as of 2026-08-25, its last commit was 2026-06-15. We re-verify nightly.

What can Mailbridge do?

How do I install Mailbridge?

Run `npx -y mailbridge-mcp`. You can also paste the ready-made client config above.

Does Mailbridge run locally?

Yes - it's a stdio server: it runs on your machine (via npx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

07 · Alternatives to Mailbridge

Alternatives to Mailbridge

Maintained email servers if Mailbridge isn't the fit.

More email MCP servers · Multi-Account Gmail · Kit.com MCP Server · DMARKOFF - DMARC, SPF & DKIM Analytics · Gmail (domdomegg) · Emailens MCP

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