WCAG.com Accessibility MCP Server for Vercel AI SDK 4 tools — connect in under 2 minutes
The Vercel AI SDK is the TypeScript toolkit for building AI-powered applications. Connect WCAG.com Accessibility through Vinkius and every tool is available as a typed function. ready for React Server Components, API routes, or any Node.js backend.
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Vinkius supports streamable HTTP and SSE.
import { createMCPClient } from "@ai-sdk/mcp";
import { generateText } from "ai";
import { openai } from "@ai-sdk/openai";
async function main() {
const mcpClient = await createMCPClient({
transport: {
type: "http",
// Your Vinkius token. get it at cloud.vinkius.com
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
});
try {
const tools = await mcpClient.tools();
const { text } = await generateText({
model: openai("gpt-4o"),
tools,
prompt: "Using WCAG.com Accessibility, list all available capabilities.",
});
console.log(text);
} finally {
await mcpClient.close();
}
}
main();
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About WCAG.com Accessibility MCP Server
Empower your AI agent to orchestrate your entire web accessibility and inclusive design workflow with WCAG.com, the authoritative source for digital compliance data. By connecting the WCAG.com API to your agent, you transform complex accessibility audits into a natural conversation. Your agent can instantly analyze URLs for WCAG 2.1 compliance, audit specific issues and levels, and retrieve detailed remediation metadata without you ever touching a technical validator. Whether you are conducting quality assurance research or managing regional accessibility constraints, your agent acts as a real-time inclusive design consultant, ensuring your data is always verified and precise.
The Vercel AI SDK gives every WCAG.com Accessibility tool full TypeScript type inference, IDE autocomplete, and compile-time error checking. Connect 4 tools through Vinkius and stream results progressively to React, Svelte, or Vue components. works on Edge Functions, Cloudflare Workers, and any Node.js runtime.
What you can do
- Accessibility Auditing — Retrieve high-resolution reports for any URL, identifying issues and maintain a clear view of WCAG compliance.
- Guideline Oversight — Audit specific WCAG guidelines to understand the technical reach of your digital products instantly.
- Issue Discovery — Search for accessibility rules and standards to identify relevant stylistic markers for your UI components.
- Metadata Intelligence — Retrieve unique issue identifiers and remediation recommendations to assist in deep-dive classification.
- Operational Monitoring — Check API status to ensure your accessibility research workflow is always operational.
The WCAG.com Accessibility MCP Server exposes 4 tools through the Vinkius. Connect it to Vercel AI SDK in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
How to Connect WCAG.com Accessibility to Vercel AI SDK via MCP
Follow these steps to integrate the WCAG.com Accessibility MCP Server with Vercel AI SDK.
Install dependencies
Run npm install @ai-sdk/mcp ai @ai-sdk/openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the script
Save to agent.ts and run with npx tsx agent.ts
Explore tools
The SDK discovers 4 tools from WCAG.com Accessibility and passes them to the LLM
Why Use Vercel AI SDK with the WCAG.com Accessibility MCP Server
Vercel AI SDK provides unique advantages when paired with WCAG.com Accessibility through the Model Context Protocol.
TypeScript-first: every MCP tool gets full type inference, IDE autocomplete, and compile-time error checking out of the box
Framework-agnostic core works with Next.js, Nuxt, SvelteKit, or any Node.js runtime. same WCAG.com Accessibility integration everywhere
Built-in streaming UI primitives let you display WCAG.com Accessibility tool results progressively in React, Svelte, or Vue components
Edge-compatible: the AI SDK runs on Vercel Edge Functions, Cloudflare Workers, and other edge runtimes for minimal latency
WCAG.com Accessibility + Vercel AI SDK Use Cases
Practical scenarios where Vercel AI SDK combined with the WCAG.com Accessibility MCP Server delivers measurable value.
AI-powered web apps: build dashboards that query WCAG.com Accessibility in real-time and stream results to the UI with zero loading states
API backends: create serverless endpoints that orchestrate WCAG.com Accessibility tools and return structured JSON responses to any frontend
Chatbots with tool use: embed WCAG.com Accessibility capabilities into conversational interfaces with streaming responses and tool call visibility
Internal tools: build admin panels where team members interact with WCAG.com Accessibility through natural language queries
WCAG.com Accessibility MCP Tools for Vercel AI SDK (4)
These 4 tools become available when you connect WCAG.com Accessibility to Vercel AI SDK via MCP:
audit_url_accessibility
1 standards to identify accessibility issues and compliance markers. Perform a WCAG accessibility audit on a specific URL
check_api_status
com Accessibility API. Check if the WCAG.com service is operational
get_wcag_guideline_details
Get detailed metadata and recommendations for a specific WCAG guideline
list_accessibility_rules
List all accessibility rules used by the WCAG auditing engine
Example Prompts for WCAG.com Accessibility in Vercel AI SDK
Ready-to-use prompts you can give your Vercel AI SDK agent to start working with WCAG.com Accessibility immediately.
"Perform an accessibility audit on 'https://example.com' using WCAG.com."
"What are the requirements for WCAG guideline '1.1.1'?"
"List all accessibility rules used by the engine."
Troubleshooting WCAG.com Accessibility MCP Server with Vercel AI SDK
Common issues when connecting WCAG.com Accessibility to Vercel AI SDK through the Vinkius, and how to resolve them.
createMCPClient is not a function
npm install @ai-sdk/mcpWCAG.com Accessibility + Vercel AI SDK FAQ
Common questions about integrating WCAG.com Accessibility MCP Server with Vercel AI SDK.
How does the Vercel AI SDK connect to MCP servers?
createMCPClient from @ai-sdk/mcp and pass the server URL. The SDK discovers all tools and provides typed TypeScript interfaces for each one.Can I use MCP tools in Edge Functions?
Does it support streaming tool results?
useChat and streamText that handle tool calls and display results progressively in the UI.Connect WCAG.com Accessibility with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
Anthropic's native desktop app for Claude with built-in MCP support.
AI-first code editor with integrated LLM-powered coding assistance.
GitHub Copilot in VS Code with Agent mode and MCP support.
Purpose-built IDE for agentic AI coding workflows.
Autonomous AI coding agent that runs inside VS Code.
Anthropic's agentic CLI for terminal-first development.
Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
Type-safe agent development for Python with first-class MCP support.
TypeScript toolkit for building AI-powered web applications.
TypeScript-native agent framework for modern web stacks.
Python framework for orchestrating collaborative AI agent crews.
Leading Python framework for composable LLM applications.
Data-aware AI agent framework for structured and unstructured sources.
Microsoft's framework for multi-agent collaborative conversations.
Connect WCAG.com Accessibility to Vercel AI SDK
Get your token, paste the configuration, and start using 4 tools in under 2 minutes. No API key management needed.