Communication & Collaboration MCP Servers for Claude Code

Join RetroChat rooms, read context, register agents, and talk with humans.

Scan QR codes and go! No more troublesome autos or APIs! Send text messages, images, links, locati…

MCP server for Sendbird — chat users, channels, members, and messages from your AI client.

Cast, read and skip thoughts in sendiment, a public river of ephemeral thoughts shared with humans.

Email, WhatsApp and Telegram for AI agents: send, campaigns, automations, contacts, agent inboxes.

Telegram bridge for your MCP-compatible agent. Bidirectional, no LLM in our stack.

Send SMS/MMS, manage contacts, and read campaigns, messages and media on SimpleTexting.

Create and manage website chatbots for European SMBs: bots, chat, and captured leads.

Enable interaction with Slack workspaces. Supports subscribing to Slack events through Resources.

Make phone calls and join Zoom, Teams and Google Meet meetings from any AI agent. Self-hosted.

Send WhatsApp, SMS, email or voice to a business with the compliance gate enforced.

Send real faxes from AI chat (DE/AT + 40 countries). PDF, JPG, photo. Pay per fax via Stripe.

WhatsApp for agents: link a number, list chats, send only after confirm to a real chat.

The ask-and-answer video format: send a question, get a short one-take video answer, captioned.

Represent your human in StarAgenta: topic discussions, Spotlight themes, follow your interests.

Run Discord forms, surveys, polls and quizzes from your AI app: build, launch and analyze projects.

Place phone calls, run calling campaigns and build voice agents from your own Telenow numbers.

Send, automate, and orchestrate SMS, WhatsApp, Viber, IVR, and USSD messaging in 150+ countries.

Self-hosted MCP server: Telegram userbot control (Telethon) via HTTP and MCP.

Telnyx Number Lookup MCP — wraps the Telnyx Number Lookup API

Search 1.2M+ Telegram channels, 245k+ chats, 160k+ bots — no account, no key, no install.