"Using Claude to Check the Current Weather Without an API Key" matching MCP servers:

Enables automatic collection and AI analysis of Slack messages to create organized Notion pages, supporting custom analysis directions like meeting minutes, issue extraction, and topic classification.

Enables agents to convert Markdown into WhatsApp-compatible formatting, including styled text, lists, and tables that fit a phone's monospace width.

Enables Claude Code sessions to communicate with each other, allowing discovery, messaging, and synchronous queries across sessions.

MCP server for AI agents to send notifications, copy to clipboard, request confirmations, and collect text input from users across their devices.

Enables real-time cross-machine communication for Claude Code agents using a shared MCP relay server.

An MCP server that enables concurrently-running Claude Code sessions to cross-talk via channels, DMs, and leader coordination, all backed by a shared beads database.

An integration that allows Claude Desktop to interact with Hacker News using the Model Context Protocol (MCP).

MCP gateway for GREEN-API WhatsApp that lets AI agents send messages, manage instances, and receive notifications via WhatsApp using the Model Context Protocol.

Enables posting, engaging, sending DMs, and reading your own account through the X API v2 with your developer App credentials, while public search remains on Grok's built-in tools.

Enables networked Claude-to-Claude messaging over HTTP and MCP channels, allowing direct messages, broadcasts, threaded replies, and permission approvals among Claude Code instances.

Enables real-time messaging between Claude Code instances, allowing agents to send, receive, and reply to messages instantly via file-based communication with auto-notification.

Enables Claude chat and Claude Code sessions to exchange tasks, tickets, and project context through a local inbox, including threads, project cards, session status, and shared markdown context.

Connects Discord to Claude Code, turning forum threads into interactive sessions. Supports approvals, live progress, slash commands, and terminal access.

Relays messages between two Claude Code sessions running on separate machines, using the Channels API to push an incoming message directly into the other session so one session can ask another about its own checkout. Each message carries an id and is tracked as sent, delivered-to-process, or answered, with a per-message reply budget.

A local MCP server enabling multiple Claude Code and Claude Desktop conversations to exchange messages through a shared SQLite file, with a UI for moderating rooms.

A remote MCP server that lets an AI assistant session and a separate agent exchange queued messages via tools like send_to_chief and wait_for_reply, waking the agent with webhooks and long-polling for its replies.

Enables Claude Code to receive and reply to WeChat messages via the WeChat iLink Bot API, using long-polling without requiring a public webhook.

Shows your current Claude Desktop activity as Discord Rich Presence, including model, status, usage, and subscription info.

MCP server that watches issue trackers and comments for 'Dear Claude' and spawns local Claude Code instances to execute tasks, posting results back to the original platform.

Enables multiple Claude Code sessions to join the same named room and exchange messages so they can sync context without manual copy-pasting. Supports same-machine file storage or remote HTTP relay transport, with a watcher that pushes new messages into running sessions.

Enables Claude Code instances to discover each other and exchange messages instantly via a local broker and channel protocol. Supports scoped peer discovery, reliable ack-based delivery, and cross-platform operation.

Enables two people's Claude agents to hold a live conversation about the same project, using GitHub Issues as channels and Issue comments as messages. Each side can list channels, open new ones, send and read messages, and wait for the other's reply, while both users follow and join in directly on GitHub.

Enables real-time communication between Claude Code instances across multiple machines via WebSocket, allowing context sharing, task handoffs, and coordination between sessions.

Provides live weather data, forecasts, and management of favorite cities, with optional Telegram integration.

Enables AI assistants across different platforms and sessions to register instances, exchange persistent natural-language messages, and check inboxes without coding.

Enables Claude Code to interact with Slack via MCP tools, allowing thinking steps, text streaming, status updates, and stream closure in Slack threads.

Enables AI assistants to register instances, exchange persistent messages across platforms and sessions, and check inboxes using simple natural language commands.

Enables AI assistants to register instances, exchange persistent messages, and check inboxes across different platforms and sessions using natural language commands.

The LinkedIn API and MCP server for AI agents: search, connect, message and enrich on accounts you own, with limits enforced on our server. 20,000+ LinkedIn accounts run on this stack, and under 1% of them have ever been restricted.

Enables peer-to-peer asynchronous conversation between Claude.ai and Claude Code instances via a shared file-based notebook, allowing them to leave messages, start threads, and organize by project.