"MCP servers that work without API keys" matching MCP servers:

Enables AI assistants to use small smart functions as MCP tools, each generated from a simple folder and callable via HTTP or inside Claude, Cursor, and other IDEs. Includes a public Telegram status checker for channels, groups, and bots without needing an account or Bot API token.

Enables AI agents to analyze whether they should send an email, evaluating passive aggression and regret probability with a recommendation heavily weighted toward no.

Provides MCP servers for Chinese services: holiday checking (statutory holidays and makeup workdays), WeChat push notifications via Server酱, and Baidu translation.

An MCP (Multi-Agent Conversation Protocol) Server that enables interaction with the WhatsApp Business API, allowing agents to send messages, manage media, and perform other WhatsApp business operations through natural language.

Enables interaction with Zoom services through the Zoom API. Provides access to Zoom's functionality for meeting management, user operations, and platform features through natural language.

An auto-generated Multi-Agent Conversation Protocol Server that enables interaction with the IX-API (Internet Exchange API) through natural language, allowing for management of interconnection services in data centers.

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.

MCP Server that enables natural language interaction with iSendPro's SMS messaging platform, allowing users to send and manage SMS communications through conversational commands.

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

An MCP server that enables interaction with Jira to fetch issues by key and perform JQL searches. It provides a foundation for integrating multiple work systems, with planned support for Slack and GitHub.

A collection of MCP servers for Slack, Jira, Confluence, and release coordination to automate QA workflows and daily release status reporting.

MCP server that wraps the Evolution API (WhatsApp) as semantic tools for LLM agents, enabling messaging, chat management, group operations, and instance control via natural language.

Exposes the Evolution API v2 (WhatsApp) as 121 tools for MCP clients, enabling management of instances, messages, chats, groups, profiles, labels, webhooks, and integrations.

Linked API MCP server connects your LinkedIn account to AI assistants like Claude, Cursor, and VS Code. Ask them to search for leads, send messages, analyze profiles, and much more – they'll handle it through our cloud browser, safely and automatically.

Ultimate MCP server for Telegram Bot API — 169 methods, full v9.6 coverage, meta-mode, rate limiting, and circuit breaker, enabling AI to control Telegram bots with natural language.

Enables WhatsApp messaging and management through the Evolution API, supporting sending texts, checking numbers, listing contacts and groups, and more.

MCP server for the Stashcat messenger API. Enables AI assistants to read and send messages, manage channels, conversations, files, polls, and more.

A Model Context Protocol server that enables Claude to interact with WhatsApp through the Evolution API, allowing for message sending, contact management, group operations, and WhatsApp instance administration.

Experimental server that implements the Model Context Protocol (MCP) for Nylas API, providing resources, tools, and prompts to help developers integrate email, calendar, and contacts functionality with AI applications.

Enables to interact with Nylas API for email, calendar, and contacts via MCP, providing documentation, code samples, and code generation tools.