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MCP servers expand AI capabilities with web search, security, and infrastructure tools

The Model Context Protocol (MCP) is gaining traction as a way for AI models to interact with external tools and services. Several developers are building MCP servers to integrate with LLMs like Claude, enabling functionalities such as web searching, security scanning, and managing cloud infrastructure. These efforts highlight the growing ecosystem around MCP, with a focus on creating production-ready, secure, and specialized tools for various applications, from cybersecurity to infrastructure management. AI

IMPACT MCP servers are enabling new integrations and functionalities for AI models, expanding their capabilities in areas like security, data analysis, and infrastructure management.

RANK_REASON Multiple articles discuss the development and application of MCP servers, including security scanners and integration tools, which falls under research and product development in the AI space.

Read on dev.to — MCP tag →

AI-generated summary · Google Gemini · from 26 sources. How we write summaries →

MCP servers expand AI capabilities with web search, security, and infrastructure tools

COVERAGE [26]

  1. dev.to — MCP tag TIER_1 English(EN) · Bala Paranj ·

    We Built an MCP Server. Here's Why the CLI Matters More.

    <p>The ThoughtWorks Technology Radar Volume 32 put "MCP by default" in their Caution ring. Their argument is precise: MCP adds real value for structured tool contracts, OAuth-based authentication boundaries, and governed multi-tenant access. It also introduces what Justin Poehnel…

  2. Towards AI TIER_1 English(EN) · Can Demir ·

    Building Production MCP Servers: What the Spec Won’t Tell You

    <div class="medium-feed-item"><p class="medium-feed-image"><a href="https://pub.towardsai.net/building-production-mcp-servers-what-the-spec-wont-tell-you-adf089d5c4d9?source=rss----98111c9905da---4"><img src="https://cdn-images-1.medium.com/max/1536/1*UvXfBfCiOn_ymF6jXyGKGw.png" …

  3. dev.to — MCP tag TIER_1 English(EN) · Muhammad Ali ·

    I Built an MCP Server That Gives Claude Code Accurate Knowledge of Your Machine — Before It Touches Anything

    <p>I started using Claude Code recently and I noticed something that bothered me. Before doing any real work, Claude was wasting a lot of tokens just guessing my system configuration — wrong shell, wrong package versions, wrong CDN URLs. It tried to run bash commands on my Window…

  4. dev.to — MCP tag TIER_1 English(EN) · David Golverdingen ·

    Six Levels of MCP Servers

    <p>Most MCP servers I see in production are stuck at Level 1 or 2. They wrap an API, expose some tools, and stop there. The result: an agent that can technically call your systems but doesn't actually understand your domain.</p> <p>After shipping nine MCP servers across ERP, BIM,…

  5. Medium — MCP tag TIER_1 English(EN) · Yaw Nana Gyamfi Prempeh ·

    I Published My First MCP Server to Docker Hub and mcp.so. Here’s What Actually Happened.

    <div class="medium-feed-item"><p class="medium-feed-image"><a href="https://medium.com/@yawgyamfiprempeh27/i-published-my-first-mcp-server-to-docker-hub-and-mcp-so-heres-what-actually-happened-1f26665f9ec1?source=rss------mcp-5"><img src="https://cdn-images-1.medium.com/max/1086/…

  6. dev.to — MCP tag TIER_1 English(EN) · GrahamduesCN ·

    3 MCP servers I actually use daily (and how to set them up)

    <p>Not a hype list. These are the three MCP servers I have running right now in Claude Desktop.</p> <h2> 1. Filesystem </h2> <div class="highlight js-code-highlight"> <pre class="highlight shell"><code>mcp-hub <span class="nb">install</span> @modelcontextprotocol/server-filesyste…

  7. Towards AI TIER_1 English(EN) · Anubhav ·

    What Is MCP? Build a Custom MCP Server in Python

    <div class="medium-feed-item"><p class="medium-feed-image"><a href="https://pub.towardsai.net/what-is-mcp-build-a-custom-mcp-server-in-python-91ba71830d6a?source=rss----98111c9905da---4"><img src="https://cdn-images-1.medium.com/max/2600/1*nOmwXnyhe1ieIxsstl37tQ.png" width="2752"…

  8. dev.to — MCP tag TIER_1 English(EN) · z z ·

    I built an MCP server that searches the web

    <p>MCP servers become a lot more useful when they can reach the internet. A file-reader is nice. A tool that fetches live data is something else.</p> <p>I built a web search tool for MCP. It uses DuckDuckGo (free, no API key needed) and returns LLM-formatted results.</p> <h3> The…

  9. dev.to — MCP tag TIER_1 English(EN) · Clyde C ·

    Show HN: Mcpaudit – static security scanner for MCP servers

    <h2> Why It Matters </h2> <p>The recent release of Mcpaudit, a static security scanner for MCP servers, is a significant development in the field of cybersecurity. As reported on GitHub by allenwu-blip, this tool aims to identify potential security vulnerabilities in MCP servers …

  10. dev.to — MCP tag TIER_1 English(EN) · kyb8801 ·

    What I learned shipping an MCP server alongside an Excel toolkit

    <p>Last week I shipped two things in 72 hours:</p> <ol> <li>A free MCP server (50 calls/month, hosted) that exposes 10 typed tools for measurement uncertainty math — Type A/B, Welch-Satterthwaite, Monte Carlo, the lot.</li> <li>A paid Excel toolkit ($19) that wraps the same math …

  11. Towards AI TIER_1 English(EN) · MD. SHARIF ALAM ·

    Building a Production-Grade MCP Server with JWT Auth and Role-Based Tool Access

    <figure><img alt="" src="https://cdn-images-1.medium.com/max/1024/1*wpASV-2WvZPEdjnN3e5XJw.png" /><figcaption>Figure: Production-Grade MCP Server with JWT Auth and Role-Based Tool Access</figcaption></figure><h4>How I designed a secure, multi-tenant Model Context Protocol server …

  12. dev.to — MCP tag TIER_1 English(EN) · Syed Anas Mohiuddin ·

    I built the first security scanner for MCP servers — here's what I found

    <p>MCP (Model Context Protocol) is now embedded in Claude, Cursor, Windsurf, GitHub Copilot, and hundreds of other AI tools. Every one of those tools runs MCP servers — and almost none of them have been security audited.</p> <p>I spent the last month building <a href="https://git…

  13. dev.to — MCP tag TIER_1 English(EN) · Patrick Rary ·

    7 bugs I caught in my MCP server before publishing (and why I almost shipped a data-corruption disaster)

    <p>I shipped <code>elementor-mcp-agent</code> v1.0 today — an open-source <a href="https://modelcontextprotocol.io" rel="noopener noreferrer">Model Context Protocol</a> server that lets Claude (and any MCP client) drive WordPress Elementor across many client sites. It's MIT, on n…

  14. dev.to — MCP tag TIER_1 English(EN) · Sanjeev Kumar ·

    HashiCorp built an MCP server for writing Terraform. I built one for reviewing it

    <p>A few weeks ago HashiCorp shipped <a href="https://github.com/hashicorp/terraform-mcp-server" rel="noopener noreferrer"><code>terraform-mcp-server</code></a>. It's an official MCP server that lets a model lean on the Terraform Registry: search providers, pull module docs, mana…

  15. dev.to — MCP tag TIER_1 English(EN) · Patrick Rary ·

    Building an MCP server for a Swiss hosting provider (and what reverse-engineering its manager taught me)

    <p>I spent the last six weeks building an unofficial MCP server for Infomaniak — the Swiss hosting provider — that lets Claude (and any MCP client) drive web hosting, mail, kDrive, DNS, SSL certificates and AI tools from natural language. It's MIT, on npm as <code>infomaniak-mcp-…

  16. dev.to — MCP tag TIER_1 English(EN) · Ricardo Cuba ·

    Shipping an MCP server: parallel search, JSON output, and what broke along the way

    <p>CLI Market hit 3,760 retailers this week. With that scale came problems. </p> <p>Here's what we fixed and what we learned.</p> <div class="highlight js-code-highlight"> <pre class="highlight plaintext"><code>[Problem 1: Search timeout][...] [Problem 2: --json flag that didn't …

  17. dev.to — MCP tag TIER_1 English(EN) · MxGuru ·

    I Built a 127-Tool MCP Server From Scratch — Here's What I Learned

    <p>The Model Context Protocol (MCP) is how AI agents talk to tools. Claude Code, Cursor, Windsurf — they all use it. But most MCP servers have 5-10 tools.</p> <p>I built one with 127.</p> <h3> Why? </h3> <p>I run a local AI operations platform called <strong>The Sovereign Hive</s…

  18. dev.to — MCP tag TIER_1 English(EN) · yongrean ·

    mcp-probe v1.0.0: A CI readiness gate for MCP servers

    <p>mcp-probe started as a small CLI for checking whether an MCP server starts and exposes tools.</p> <p>That was useful, but after feedback from developers running real MCP servers in agent workflows, the gap became obvious:</p> <blockquote> <p>A server can start, pass <code>tool…

  19. dev.to — MCP tag TIER_1 English(EN) · 格拉罕 ·

    I built mcp-hub — a CLI to find and install MCP servers without digging through npm

    <p>MCP has 13,000+ servers and 97M monthly SDK downloads. But finding them sucks — you search npm with weird prefixes or dig through GitHub folders.</p> <p>So I built <code>mcp-hub</code>:<br /> </p> <div class="highlight js-code-highlight"> <pre class="highlight shell"><code>npm…

  20. dev.to — MCP tag TIER_1 English(EN) · Artyom Rabzonov ·

    What I learned introspecting 922 npm MCP servers

    <p><strong>TL;DR:</strong> We ran <code>npx -y &lt;package&gt;</code> against 922 npm-published MCP servers, sent them the JSON-RPC <code>initialize</code> and <code>tools/list</code> calls, and captured what they did. 359 responded. 563 failed in 15 distinct ways that say more a…

  21. dev.to — MCP tag TIER_1 English(EN) · yongrean ·

    I built the npm audit for MCP servers

    <p>The <a href="https://modelcontextprotocol.io" rel="noopener noreferrer">MCP (Model Context Protocol)</a> ecosystem has exploded. <a href="https://github.com/punkpeye/awesome-mcp-servers" rel="noopener noreferrer">awesome-mcp-servers</a> lists 200+ servers — but there was no wa…

  22. dev.to — LLM tag TIER_1 English(EN) · Tanvith Reddy ·

    How I built a directory of 28,577 MCP servers

    <h2> The problem </h2> <p>mcp server discovery is a mess. you find a server on some github awesome-list, open the repo, realize it hasnt been touched in 8 months. the aggregator sites show a fraction of whats actually out there and most of them filter their listings down to whate…

  23. dev.to — LLM tag TIER_1 English(EN) · David McHale ·

    Production-Ready MCP Servers in 60 Seconds (Auth, Rate Limits, Audit Logs Included)

    <p><strong>A TypeScript scaffold for production MCP servers that ships with pluggable auth, per-tool rate limiting, structured audit logs, and OpenTelemetry — so you can build the actual tools and not reinvent the boring parts.</strong></p> <p>Every MCP server tutorial I've read …

  24. dev.to — LLM tag TIER_1 English(EN) · David McHale ·

    Your MCP Server Is Probably Overprivileged - Here's a Scanner For It

    <p><strong>MCP servers expose tools to LLMs, but most configs grant tools broader permissions than they need, ship without auth, and leak prompt-injection surface in tool descriptions. This scanner finds it before your model does.</strong></p> <p>Most MCP servers I've audited in …

  25. r/ClaudeAI TIER_2 English(EN) · /u/According-Poetry-824 ·

    How do you discover and vet MCP servers? Is there anything like a proper package registry yet?

    <!-- SC_OFF --><div class="md"><p>I've been adding more and more MCP servers to my Claude setup (Claude Desktop + Claude Code), and the same thing keeps tripping me up: actually finding and trusting good servers.<br /> Last week I wanted one for a specific task and the process we…

  26. r/ClaudeAI TIER_2 English(EN) · /u/Cold-Article-4502 ·

    I built a Cybersecurity MCP Server that gives Claude real-time recon capabilities

    <!-- SC_OFF --><div class="md"><p>Claude has zero native security tooling by default, so I built </p> <p>a local MCP server that adds:</p> <p>- WHOIS lookup</p> <p>- DNS enumeration (with subdomain brute-forcing)</p> <p>- Nmap port scanning with service detection</p> <p>- SSL/TLS…