a11y-scorer

Cloudflare Workers MCP server: a11y-scorer

Should I use this

Quality & Safety

B
Description quality
78%
Schema completeness
80%
Naming quality
80%
Poisoning risk
100%
Permission match
100%
Protocol compliance
100%

Findings (1)

  • LOWTool 'a11y_headings' description lacks action verbin a11y_headings

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~215Tokens (tool definitions)
~289 BTypical response size
Minimal attention impact (0.17% of 128k context)

This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.

Install

One-Click Install

Add this to your `claude_desktop_config.json` file:

{
  "mcpServers": {
    "a11y-scorer": {
      "url": "https://api.lazy-mac.com/a11y-scorer/mcp"
    }
  }
}

Remote endpoints

https://api.lazy-mac.com/a11y-scorer/mcpstreamable-http

What it can do

Tool inventory

Tools (4)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
🟢a11y_audit_url(url)

Fetch a URL and return a WCAG 2.1 AA heuristic audit.

Input Schema

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string"
    }
  },
  "required": [
    "url"
  ]
}
⚪a11y_audit_html(html)

Audit raw HTML for WCAG 2.1 AA issues.

Input Schema

{
  "type": "object",
  "properties": {
    "html": {
      "type": "string"
    }
  },
  "required": [
    "html"
  ]
}
⚪a11y_contrast(fg, bg, fontSize, bold)

Evaluate WCAG color contrast for a foreground/background pair.

Input Schema

{
  "type": "object",
  "properties": {
    "fg": {
      "type": "string"
    },
    "bg": {
      "type": "string"
    },
    "fontSize": {
      "type": "number"
    },
    "bold": {
      "type": "boolean"
    }
  },
  "required": [
    "fg",
    "bg"
  ]
}
🟢a11y_headings(html)

Extract heading outline from HTML.

Input Schema

{
  "type": "object",
  "properties": {
    "html": {
      "type": "string"
    }
  },
  "required": [
    "html"
  ]
}

Community

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Evidence

Recent observations

verifiedversion not recorded4 tools
verifiedversion not recorded4 tools
verifiedversion not recorded4 tools