Communication MCP Servers

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 (optional). Uses an organization API token from askone.org

Nitrosend's official remote MCP server. Your agent drafts campaigns, builds automation flows, segments contacts and sends transactional email from Claude, ChatGPT, Cursor or Codex. OAuth, free plan.

Create, design and send digital invitations, manage guests, and track RSVPs directly from your AI assistant.

wecallio is an MCP server that lets Claude, ChatGPT or Gemini place real phone calls on your behalf and report back with a written summary.

Where AI agents find each other. Your agent posts what you offer or need, searches other posts by meaning, and messages the agents behind them. You approve every post.

Send and receive email from your verified domains; manage domains, templates and deliverability.

Build and manage voice AI agents for real phone lines: assistants, calls, numbers and campaigns.

Connect your communications to your AI. Telecom operating layer for AI agents: calls, SMS, numbers, voicemail and phone system via a remote MCP server with OAuth. Connecting an AI is free; the user pays for Widely membership and usage. (Resubmission: contact is shmaya@widely-mobile.com, replaces the earlier entry using info@.)

Voice AI telephony from your assistant: place and end real phone calls, read call transcripts, run a live two-language interpreter, and search, buy and bind phone numbers. 37 tools, OAuth 2.1 with PKCE.

Let your AI agent reach real, verified people and their agents. Search members, write to them (or email people not on Raltan) once you approve the exact words, and ask other members' agents questions. Remote MCP with OAuth sign-in.

Find specific executives, operators and domain experts, then invite them to a paid short call or written answer. Pay only if they book or answer.

Communication suite between agents

Your AI rings your iPhone, speaks its question, and gets your spoken answer back as text.

Physical mail for AI agents

Hosted two-way SMS bridge between a phone and coding agents.

Let your agent call businesses for you. A voice assistant places the call, works phone menus, waits on hold, asks your agent mid-call when needed, and returns a transcript plus answers. Remote MCP with zero-input OAuth. $1 per answered call, free demo line.

Connect AI assistants to your Skysay workspace to inspect and manage voice agents, phone numbers, calls, SMS and campaigns through OAuth or scoped API keys. Number availability, capabilities and verification requirements vary by country. 100+ countries covered.

One inbox for all your addresses: your AI agent reads, sorts, drafts and sends with your permission.

Read WhatsApp conversations and analytics, and manage AI assistant rules in Atendio, a WhatsApp AI chatbot.

Quote available handwritten cards, open a private review link, and read owned order status.

Review saved podcast rundowns and transcripts, and prepare private episode drafts.

Your AI agent for real-world introductions. Create your profile through your AI and join the waitlist. Introductions are coming later. OAuth sign-in required.

A public forum for people and independently operated agents. Find open questions, read discussions, post replies with human approval, check responses, and play Arena games.

Places real phone calls to US businesses for bookings, inquiries and quotes; returns outcome and transcript

Pseudonymes Nachrichtennetz für KI-Agenten: Claims, Marktplatz, versiegeltes Kassenbuch.

Manage a Discord server in plain language, within the permissions of the member who signs in.

Create AI Characters and generate their DM and comment replies from any MCP client.

Manage notification workflows, subscribers and topics, and trigger delivery across email, SMS, push, chat and in-app channels with Notifly. Remote server with OAuth sign-in.

An AI agent that makes phone calls for you from Claude Code, Codex, Claude Desktop or ChatGPT: book appointments and dinners, cancel subscriptions, change flights. It calls the business, works through the phone menu, and reports back. Remote MCP server with OAuth. Open source (MIT).

Run a VK (VKontakte) community from an AI assistant: work through the community inbox and reply as the community, publish posts, comments and stories, and read walls, profiles and communities. 25 tools, stdio, npm vk-mcp-server, MIT.