"The most widely used models" matching MCP servers:

A Multi-Agent Conversation Protocol server that provides access to the New York Times Most Popular API, allowing agents to interact with NYT's most viewed, shared, and emailed content.

Enables fetching the most recent image from a specified Telegram group and waiting for new images to be posted, using a user account over MTProto.

MCP server for the Omnivox platform used by Quebec CEGEPs. Enables AI agents to access course schedules, grades, MIO messages, evaluations, and documents from Omnivox-based institutions.

The most powerful MCP server for Slack Workspaces. This integration supports both Stdio and SSE transports, proxy settings and does not require any permissions or bots being created or approved by Workspace admins 😏.

Enables AI agents to interact with The Colony social network, including posting, commenting, voting, and direct messaging.

The most complete open-source MCP server for Discord — 80+ tools, dual-mode: integrated (plugin) or standalone

The most complete MCP Server for WhatsApp Business Cloud API. 43 tools across 10 modules including messaging, templates, media, webhooks, analytics, AI auto-reply, and anti-spam protection.

Run free live audience Q&A and polls from your agent: start an AskOne room, add and launch a poll, approve or hide questions and mark them answered, close the room, then read the questions as a FAQ draft and get the results. Free AI moderation. Uses an organization API token from askone.org

Enables AI agents to notify users via Telegram or Discord when tasks complete, then wait for and receive the user's reply as the next instruction within the same session.

Enables AI assistants to send real faxes through the FaxDrop API. Provides safeguards including rate limiting, dry-run mode, and audit logging for secure fax operations.

Enables remote control of the Cursor AI agent via chat platforms like GitHub Issues or Telegram, allowing users to start sessions and receive summaries and prompts in a chat thread.

Enables AI agents to prompt users for input directly within the chat UI using MCP's elicitation capabilities, allowing for interactive multi-turn conversations without leaving the conversation interface.

Send and read SMS through your own Android phone via textbee.dev, the open-source SMS gateway. Three tools for Claude, Cursor, and any MCP client: send_sms, get_messages (replies, verification codes, delivery status), list_devices. Self-hosted friendly.

Enables AI agents and CLI workflows to send push notifications to a user's phone when a task finishes, fails, or needs attention. Exposes a notify_human tool with a markdown-capable message and an optional channel tag, keeping the send key out of the model's context.

A Python bridge for interacting with the macOS Messages app using MCP (Multiple Context Protocol). Simple install using uvx mac-messages-mcp

Enables live Claude Code and Codex sessions on the same machine to send each other text messages directly. It provides peer discovery, message sending, and a shared message log through MCP tools.

Lets AI agents notify people through a self-hosted Cue server: per-person budgets for each agent, quiet hours in the recipient's time zone, digests, importance ceilings and human approval with expiry, over push, e-mail, SMS, Telegram, Slack and webhooks.

Enables reading Apple App Store customer reviews, publishing developer responses, and deleting them via the App Store Connect API with a narrow Customer Support role.

A send-only Telegram MCP server enabling agents to message you or named contacts via a Telegram bot, with audit copies to the owner.

Enables intelligent monitoring and management of Zoom rooms across multiple sites using smart location resolution and hierarchical discovery. It provides tools for checking room status, retrieving location hierarchies, and accessing detailed room configurations through the Zoom API.

Enables AI agents to control and monitor QQ accounts through the NapCatQQ OneBot 11 protocol, covering private/group messaging, forwards, group administration, file transfer, OCR, friend and profile management, and real-time message listening. It also handles QR-code login, hot-switching between multiple QQ accounts, and one-click self-check, deployment, and updates.

Enables MCP clients to send plain-text messages to a preconfigured WeCom group chat bot through a single send tool. It validates content size, restricts delivery to the configured webhook, and returns platform acceptance or error status without retries or persistence.

Virtual phone number platform for AI agents — rent numbers across 200+ countries, receive SMS, and manage the full activation lifecycle.

MCP server for the WhatsApp Business API that enables managing business accounts, phone numbers, message templates, sending template messages, and tracking message status via the Meta Graph API.

Self-hosted digests of your Telegram channels over MCP: AI summaries, the last digest and raw per-channel messages. Works with OpenAI, Anthropic or local Ollama.

Enables MCP clients to read and search Proton Mail and create draft-only emails with attachments through the local Proton Mail Bridge, while requiring out-of-band human approval before a draft can be committed.

Enables AI agents to read KakaoTalk chats from the local macOS database, fetch attachments, and send gated messages with user approval.

Enables AI to send push notifications to your phone via a configurable gateway. It is a thin wrapper that posts to an Apprise push gateway.

Connects any MCP-compatible AI assistant to the MojaWave SMS Gateway, enabling sending SMS, checking credit balances, and managing bulk SMS jobs.

The Sendchamp MCP server gives AI coding agents read-only access to search and retrieve accurate Sendchamp API documentation, schemas, and integration guides. It currently covers SMS, OTP verification, authentication, wallet balance, and Africa-specific routing guidance.