"Understanding Server-Sent Events (SSE)" matching MCP servers:

An MCP server that enables AI agents to manage Smartlead campaigns, including creating campaigns, updating schedules, managing email sequences, and adding leads, all over SSE.

Provides email sending and receiving via SMTP/IMAP/POP3, supporting major email providers and dynamic authentication for AI assistant integration.

A local MCP server that lets Claude read macOS Mail.app via JXA, with tools for listing accounts/mailboxes, searching and reading messages. Read-only by default, with optional opt-in write tools for compose drafts and Apple Calendar events.

Enables an AI agent to send or draft email as the signed-in user through Microsoft Graph, including multiple recipients, HTML or plain-text bodies, and file attachments. Uses delegated least-privilege PKCE authentication so messages can be staged as drafts for approval or sent directly.

Enables querying local meeting notes, calendar events, email metadata, and daily digests from Imprint's database via natural language through Claude Desktop and other MCP clients.

Enables consuming and managing Groups.io mailing lists programmatically via the Groups.io REST API. Provides tools to list subscriptions, fetch group details, search archives, manage members, and access files, events, and databases.

Tatami MCP server enables querying email delivery events, bounce/deferral reasons, and deliverability report sections via the Tatami API, with optional team/project headers.

An MCP server that exposes Google Docs and Gmail capabilities to LLMs via SSE transport.

Personal-assistant MCP server for managing personal data including calendar events, emails (read/label only), and contacts via local files or Gmail IMAP.

Enables Claude Desktop to securely access Amazon WorkMail email and calendar functionality through a local MCP server. Provides tools for reading, searching, and sending emails, as well as managing calendar events with built-in security protections.

Fetch fresh leads and verify emails in one MCP server

Enables managing multiple Gmail accounts under one OAuth client, with per-account access levels, cross-account search, and read/write operations via stdio or Streamable HTTP.

MCP server for IntoDNS.ai providing 36 free tools for DNS, DMARC, SPF, DKIM, BIMI, DNSSEC, MTA-STS, FCrDNS, blacklist and email security checks. Citation-grade report snapshots with content hashes. No API key required.

An MCP server that exposes a local notmuch email database to an LLM client such as Claude. It is read-first: searching, reading, and understanding mail is always available; writing anything (drafts, tags, exported files) requires an explicit opt-in flag and is confined to clearly bounded locations.

Enables Gmail label management with tools to list, create, delete labels, and modify labels on messages and threads, handling OAuth2 authentication automatically.

Enables sending and receiving email over generic IMAP and SMTP, with tools for searching, reading, drafting, attaching files, managing folders, and waiting for new messages.

MCP server for the Inxmail Commerce transactional API — manage events, sendings, bounces, blocklist, blacklist, reactions, and delivery tracking.

A local MCP server that gives Claude read/write access to a personal Hotmail/Outlook.com mailbox via the Microsoft Graph API, exposing tools for listing, searching, sending, and drafting emails.

Enables AI agents to manage email mailboxes, send and receive emails, and handle webhooks via qmailing.

A read-only MCP server that connects to Proton Mail via Proton Bridge, enabling AI assistants to search, list, and read emails securely without leaving your machine.