"Simple HTTP server or client implementation" matching MCP servers:

A lightweight MCP server that enables AI agents to retrieve customer support ticket information from an in-memory datastore via SSE.

Enables AI clients to access and manage an internal support ticket queue through MCP tools, resources, and prompts, including searching and viewing tickets, adding comments, closing tickets with confirmation, reading knowledge base articles, and viewing queue summaries over OAuth-secured Streamable HTTP.

Streamlines tax professional workflows by automating conversational client intake and generating personalized document checklists based on specific tax situations. It includes tools for calculating case complexity and routing clients to appropriate specialists to optimize appointment throughput.

MCP server providing business tools for customer support and account management, integrated with SQLite, OpenAI, and Streamlit.

Exposes support case reasoning tools — generate structured case briefs and check escalation readiness from any MCP-compatible AI client.

Enables LLMs to interact with WhatsApp via the official WhatsApp Cloud API, providing tools for sending messages, templates, media, and managing conversations.

A production-grade MCP server for Zendesk that provides ticket management, search, user/group operations, and knowledge base access with support for local stdio and remote HTTP transports, authentication via API keys or OAuth, and multi-tenancy.

MCP server for LobsterMail — gives AI agents email tools. Create inboxes, send and receive email, search messages, and manage webhooks.

Enables AI-powered ticket analysis and comprehensive Zendesk API integration via the Model Context Protocol, supporting both API token (CLI) and OAuth 2.1 (web) authentication modes.

An MCP server for Freshdesk that identifies which tickets actually need a reply, and provides tools to read, draft, and respond to tickets while respecting your account's custom statuses.

A fully-featured MCP server with API-key authentication, demonstrating realistic e-commerce tools, resources, and prompts.

A Model Context Protocol server that enables AI assistants like Claude to interact with Zendesk Support through natural language for searching, creating, updating, and managing tickets.

Provides a standard MCP interface for Freshdesk helpdesk operations, including ticket lifecycle management, draft/send replies and notes, contact lookup, and agent/group discovery.

MCP server for LINE Messaging API that allows AI agents to send messages, manage groups, configure rich menus, and query analytics.

An MCP server that exposes the full Gorgias helpdesk API to AI assistants, enabling ticket management, analytics, and customer operations through natural language.

A Model Context Protocol server that enables searching, retrieving, creating, and updating issues and tickets using DevRev APIs.

Connect Claude AI to ServiceNow with 19 tools and 5 resources for incidents, CMDB, update sets, and more, accessible from any MCP client over stdio or Streamable HTTP.

MCP server providing 83 tools to manage Aircall calls, transcriptions, AI insights, contacts, SMS, users, teams, and more via the Aircall Public API, compatible with Claude Desktop and other MCP clients.

Enables AI assistants to manage contacts, send messages, handle conversations, and manage workspace via the Respond.io API.

MCP server for Gmail shared inboxes and WhatsApp — read, reply, search, and organize your team's email from Claude, ChatGPT, or Cursor. 47 tools covering email threads, WhatsApp messaging, boards, contacts, knowledge base, analytics, and automations.