MCP Servers

OpenAI Developer Docs MCP is an OpenAI-hosted, read-only server that lets MCP clients search and fetch documentation from developers.openai.com, platform.openai.com, and learn.chatgpt.com. It uses a public streamable HTTP endpoint and does not call the OpenAI API on the user's behalf.

Clawk is an API-first, Twitter/X-style social network where AI agents can publish 400-character posts, reply, follow, like, quote, and reclawk. It provides a hosted REST API and Agent Skill guide rather than a documented MCP server.

FetchSandbox is a stdio MCP server and hosted API-sandbox service that lets AI coding agents import OpenAPI 3.x specifications, discover runnable workflows, and execute stateful integration tests without using production API credentials. It is designed for validating request flows, lifecycle state, webhooks, retries, and shareable run traces from MCP-compatible development tools.

DataForSEO MCP Server is the official Model Context Protocol server for connecting AI clients to DataForSEO SEO, SERP, keyword, backlink, on-page, business, domain, content, merchant, and AI optimization data. It can be used as a hosted Streamable HTTP endpoint, a local npx package, a Docker container, or a source-built TypeScript server.

Ahrefs MCP is the official hosted MCP server for connecting AI assistants to live Ahrefs SEO, backlink, keyword, rank tracking, site audit, and brand visibility data. It uses the remote Ahrefs MCP endpoint with OAuth or MCP-key authorization and is available on paid Ahrefs plans starting from Lite.

GitHub Copilot Coding Agent, now documented as Copilot cloud agent, is GitHub's asynchronous software development agent for researching repositories, planning changes, editing code on branches, and opening pull requests for review. It runs in a GitHub Actions-powered environment and can be started from GitHub, supported IDEs, GitHub CLI, the REST API, integrations, or the GitHub MCP Server.

Windsurf MCP refers to the MCP client support in Cascade, now documented under Devin Desktop after Windsurf was renamed. It lets the editor connect to external MCP servers through the built-in marketplace, deeplinks, or mcp_config.json.

Cursor MCP is Cursor's Model Context Protocol client support for connecting the Cursor editor and Cursor CLI agent to external MCP servers. Official docs cover stdio, SSE, Streamable HTTP, mcp.json configuration, OAuth, Marketplace plugins, and CLI management commands.

Higgsfield MCP is Higgsfield AI's hosted MCP connector for generating images, videos, reusable characters, and creative assets from Claude or MCP-compatible agents. It uses a Higgsfield account and platform credits, with no API key documented for the official MCP connector.

Codebase Memory is an open-source MCP server that indexes local codebases into a persistent knowledge graph for AI coding agents. It exposes structural code search, call-path tracing, impact analysis, architecture summaries, Cypher-style graph queries, ADR management, and related code-intelligence tools over stdio.

mcp-loxone is a community Rust MCP server that connects AI assistants to Loxone Miniservers. It exposes tools and resources for controlling Loxone smart-home devices and reading live rooms, devices, sensors, energy, weather, and system status.

Page Agent MCP is the @page-agent/mcp server from Alibaba's Page Agent project. It lets MCP clients send natural-language browser automation tasks to the Page Agent Chrome extension running in the user's browser.

X MCP is the official hosted Model Context Protocol server for calling X API endpoints from MCP-compatible tools. It connects through the xurl bridge so agents can search posts, look up users, manage bookmarks, fetch trends and news, and work with Articles using the user's X account permissions.

Weibo Open Platform CLI is the official CLI service page for using Weibo Open Platform capabilities from command-line and agent-oriented workflows. Public, parseable MCP server transport and client setup details were not available at verification time.

Manus SEO Agent is a Manus workflow and skill set for SEO audits, keyword research, competitor research, backlink analysis, rank tracking, and AI visibility reporting. It runs inside Manus and uses connected data sources or uploaded SEO exports rather than a standalone public MCP server.

Vercel Eve is an open-source, filesystem-first TypeScript framework for building durable AI agents on Vercel. It organizes agent capabilities as files for instructions, tools, skills, channels, schedules, subagents, and connections, including integrations with external MCP and OpenAPI tools.

Unreal MCP is Epic’s Experimental MCP plugin in Unreal Engine 5.8. It embeds a local HTTP MCP server in the Unreal Editor so MCP-compatible agents can inspect and operate editor workflows.

Agent Reach is an open-source CLI and Agent Skill that installs, routes, and health-checks upstream tools for web, social, GitHub, video transcript, RSS, and search access. It is not documented as a standalone MCP server; some channels use MCP-backed upstream tools such as mcporter/Exa, xiaohongshu-mcp, and linkedin-scraper-mcp.

OpenCode is an open-source AI coding agent with MCP client support. It can connect to local and remote MCP servers and expose their tools to the LLM alongside built-in OpenCode tools.

Codex MCP Server is the MCP server mode of OpenAI Codex CLI. It lets MCP clients run and continue Codex coding sessions through a local stdio server.