Webcheck MCP server
Website health analysis: SEO, accessibility, performance, security, and broken links
3 stars
Reviews
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If you have run it, two minutes of your experience saves the next person an afternoon.
Webcheck tools (6)
write = sends, deletes, buys or postsRead from the package source without running it. The installed server may list more.
batch_checkCheck multiple URLs at once and get a summary table. Great for auditing an entire site or comparing competitors.
check_accessibilityBasic accessibility analysis: alt texts, ARIA labels, heading hierarchy, color contrast hints, form labels
check_seoDetailed SEO analysis: title, meta description, headings, keywords, Open Graph tags, and improvement suggestions
check_websiteComprehensive website health check: SEO, performance, security, and accessibility analysis for any URL
compare_pagesCompare SEO and performance metrics between two URLs side by side
find_broken_linksCrawl a page and check all links for broken URLs (404s, timeouts, redirects)
Public scan report
scanner v0.1.9 · 2026-09-27 · same rubric, same numbers if you re-run it
- Code scan15 source files scanned25/25
- –Live reliabilityno gateway calls yet and no remote to proben/a
- –Tool poisoningtools not inspected (local package is not executed); not countedn/a
- Auth qualitylocal package, no credentials required12/15
- Maintenancelast push 167 days ago8/15
- Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10
How Webcheck compares
Against every graded SEO MCP server, from our own scans and uptime checks. Updated after each scan run.
- Safety score
- 82/100
- higher than 65% of 769 SEO servers
- Tools
- 6
- the typical SEO server has 6
- Tools that change things
- 0%
- typical: 0%. Fewer write tools means less an agent can break
- GitHub stars
- 3
- more than 80% of 405 SEO servers
What its tools let an agent do: 6 read
Install Webcheck in Claude Code, Cursor or VS Code
Runs npx -y webcheck-mcp on your machine. Read the scan report first; the gateway never runs local packages.
claude mcp add webcheck -- npx -y webcheck-mcp
What the publisher says
From the Webcheck repository's README, as published. We do not edit it. Read it on GitHub
WebCheck MCP Server
English | 中文
中文
一个 MCP (Model Context Protocol) 服务器,让 AI 助手能够自动分析任意网站的 SEO、无障碍性、安全性和性能问题。
5 个强大工具,无需 API Key,开箱即用。
工具列表
快速开始
Claude Code:
claude mcp add webcheck -- npx webcheck-mcpClaude Desktop — 添加到 claudedesktopconfig.json:
{
"mcpServers": {
"webcheck": {
"command": "npx",
"args": ["webcheck-mcp"]
}
}
}Cursor / Windsurf:
{
"webcheck": {
"command": "npx",
"args": ["webcheck-mcp"]
}
}使用示例
安装后,直接对 AI 助手说:
- "检查 https://mysite.com 的SEO"
- "找出我首页的死链"
- "对比我的网站和竞品的SEO"
- "对 https://example.com 做一次全面体检"
- "检查我落地页的无障碍问题"
特性
- 零配置 — 不需要 API Key、不需要注册、不需要设置
- 本地运行 — 直接通过 HTTP 分析,不依赖第三方 API
- 速度快 — 并行链接检查,轻量级 HTML 解析
- 全面 — SEO + 无障碍 + 安全 + 性能,一个服务器搞定
- 隐私友好 — 不会向任何分析服务发送数据
Pro Report
免费版提供完整分析数据——没有任何隐藏。想要更多?
行业配置模板包 (¥9.9) → 包含:
- 10个行业场景的完整工作流(电商/SaaS/SEO代理/DevOps等)
- 直接复制粘贴的提示词模板
- 行业对标基准线和行动清单
English
A Model Context Protocol (MCP) server that gives AI assistants the ability to analyze any website for SEO, accessibility, security, and performance issues.
5 powerful tools, no API keys required.
Tools
Quick Start
Claude Code:
claude mcp add webcheck -- npx webcheck-mcpClaude Desktop — add to claudedesktopconfig.json:
{
"mcpServers": {
"webcheck": {
"command": "npx",
"args": ["webcheck-mcp"]
}
}
}Cursor / Windsurf:
{
"webcheck": {
"command": "npx",
"args": ["webcheck-mcp"]
}
}Example Usage
Once installed, just ask your AI assistant:
- "Check the SEO of https://mysite.com"
- "Find broken links on my homepage"
- "Compare my site's SEO with my competitor"
- "Run a full website audit on https://example.com"
- "Check accessibility issues on my landing page"
Features
- Zero configuration — no API keys, no accounts, no setup
- Works offline — analyzes directly via HTTP, no third-party APIs
- Fast — parallel link checking, lightweight HTML parsing
- Comprehensive — SEO + accessibility + security + performance in one server
- Privacy-friendly — no data sent to any analytics service
Pro Report
The free tool gives you full analysis — nothing is hidden. Want more?
Industry Templates (¥9.9 / ~$1.4) → includes:
- 10 ready-to-use workflows (e-commerce, SaaS, SEO agency, DevOps & more)
- Copy-paste prompt templates for each industry
- Industry benchmarks and action checklists
Part of the MCP Toolkit
View all servers →
Shortened. The full README is on GitHub.
Nothing above is checked by us. What we check is on the safety report.
Webcheck: common questions
- Is Webcheck MCP server safe?
- Mostly: it is graded B (82/100). Read the Webcheck safety report
- How do I install Webcheck?
- It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
- Does Webcheck need an API key?
- Not as far as the registry entry and our scan can tell: no credentials are declared or required.
- Is Webcheck maintained?
- The last commit was 205 days ago (2026-04-13). The latest release is v0.1.3.
- What can I use instead of Webcheck?
- Servers from other publishers that do the same job: squirrelscan MCP server, SyteCheck MCP server and site-spec MCP server.
- How does Webcheck compare with other SEO MCP servers?
- safety score 82/100 (higher than 65% of 769 SEO servers); tools 6 (the typical SEO server has 6); tools that change things 0% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.
Alternatives to Webcheck
Same job from other publishers: the closest match first, then the best rated.
squirrelscanWebsite QA for your coding agent: audit SEO, performance, security, accessibility over MCP.not reviewedEstablishedB
SyteCheckScan a website for SEO, accessibility, performance and security issues, and read the report.not reviewedGrowingB- site-specMCP server: audit any website for SEO, accessibility, and AI-searchability, then auto-fix it.not reviewedGrowingA
Web Validator by DigestSEOAudit public webpages and supplied markup for HTML, CSS, SEO, JSON-LD, and link issues.not reviewedGrowingA- Google Search ConsoleGoogle Search Console: SEO audits, performance queries, URL inspection, indexing checks.not reviewedGrowingB