An MCP server and web tool for improving prompts: three tools for optimizing system and user prompts with iterative refinement
MCP servers
An MCP server connects an agent to external data and tools over a single protocol: files, databases, APIs and services. This section lists servers with their transport, auth method and environment variables, an install command and an honest read on the risks.
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Official Apify MCP server: the agent runs ready-made Apify Store scrapers for social media, maps, search and shops
Official Firecrawl MCP server: web search, page scraping to Markdown, site crawling and in-page actions
Official Exa MCP server: web search, reading pages as Markdown and multi-step research via Exa Agent
Perplexity MCP Server
Perplexity API Platform MCP Server
Perplexity's official MCP server: web search, quick answers, reasoning and deep research through the Perplexity API
Official Tavily MCP server: real-time web search, page content extraction, site mapping and crawling
Brave's official MCP server: web, news, image, video and place search plus extracted page content for model context
A global intelligence MCP server: news, geopolitical risk, markets and infrastructure exposed as agent tools
A self-hosted trend and news monitor with an MCP server: hot-topic aggregation, RSS and smart alerts
An open MCP server and agent skill set for SEO: keyword research, competitors, backlinks and site audits powered by DataForSEO
Douyin TikTok Download API
Douyin_TikTok_Download_API
A self-hosted Douyin and TikTok data service with a REST API, MCP server and CLI, watermark-free
An MCP server from AntV for generating charts and diagrams: 25+ visualization types, from lines and bars to maps, mind maps and network graphs
The experimental official Google Analytics 4 MCP server: reports, funnels and realtime data on request
An MCP server for generating images and video from the agent: several models, a large prompt library and parallel tasks
Official MiniMax MCP server: text to speech, voice cloning and design, image and video generation
Official AgentQL MCP server: extracts structured data from a web page based on a field description
Official SerpApi MCP server: the agent gets results from Google, Bing, YouTube, Amazon and other engines as JSON or Markdown
Official Oxylabs MCP server: page scraping with JS rendering, Google and Amazon results, an AI crawler
Amplitude's official remote MCP server: ask about product analytics, experiments, dashboards and session replays
Hosted Magic Hour MCP server: the agent generates and edits video, images and audio through the service API
Hosted MaxStat MCP server for searching and analyzing channels and posts in the MAX messenger
Frequently asked questions
What is an MCP server?
An MCP server connects an agent to external data and tools over a single protocol: files, databases, APIs and services. The agent calls its tools while it works.
How do I connect an MCP server to an agent?
The entry lists how to run it (npx, uvx, docker or a remote URL) and the environment variables. A config snippet goes into the agent settings.
Do I need a key or a paid account?
It depends on the server. Each entry states the auth method and requirements, including paid accounts, in the limitations block.