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Accessibility Auditor

Accessibility auditor checks alt text, heading order, form labels, landmarks, and html lang — WCAG-oriented HTML heuristics, not axe or Lighthouse.

Waiting for bot check… this usually takes a second.

What next?

Keep going with Accessibility Auditor

Finish this check in the browser, then pick the path that matches how you work — another related tool, REST for apps, or MCP for agents.

  1. 1. Related check

    After this result, run Image alt text checker for the next signal.

    Image alt text checker
  2. 2. Automate with API

    Same job from your server with X-Api-Key. Free tier includes 500 credits/month.

    Create free account
  3. 3. Hand off to an agent

    Connect Cursor or Claude to ToolYour MCP — plan → run → verify.

    MCP setup

What is Accessibility Auditor?

This Accessibility Auditor fetches public HTML and scores common WCAG-aligned structure signals: image alt coverage, single H1 and heading order, labeled form controls, html lang, main landmark, skip links, and unnamed links. It is a deterministic heuristic report — not axe-core, WAVE, or Lighthouse lab scores, and it does not measure color contrast without a browser engine.

What are common questions about Accessibility Auditor?

Is this a full WCAG certification?

No. It checks HTML structure heuristics only — not manual audit or automated axe/Lighthouse scores.

Does it check color contrast?

No. Contrast needs computed styles from a browser engine.

How is this different from Image Alt Text Checker or Heading Structure Analyzer?

Those tools go deep on one signal (every image alt, full H1–H6 tree). This auditor is a single-page WCAG HTML rollup — forms, lang, landmarks, skip links, plus alt and headings in one score.

What are the key features of Accessibility Auditor?

Alt inventory

Missing, empty, and filename-style alt detection.

Heading outline

H1 count and skipped heading levels.

Forms & links

Unlabeled inputs and empty link names.

How do you use Accessibility Auditor?

Paste URL

Use a public page URL.

Fix high findings

Start with alt, labels, and lang.

When to use this vs specialized tools

Use Image Alt Text Checker for a full image inventory. Use Heading Structure Analyzer for outline depth. Use Accessibility Auditor when you need one pass/fail-style page score across forms, lang, landmarks, alt, and headings — e.g. before ship or in an MCP accessibility job.

Free · API · MCPToolYour platform

Use Accessibility Auditor three ways

The free Accessibility Auditor on this page works in your browser. The same workflow is available via REST API for apps and via the remote MCP server for Cursor, Claude, and other agents — one API key, one plan, one quota. This tool is part of the seo-apis module under Digital Tools.

  1. 1Create a free accountGet an API key for REST and MCP — 500 credits/month on the free tier.
  2. 2Connect or callPaste the MCP URL into Cursor/Claude, or call REST with X-Api-Key.
  3. 3Same key & creditsBrowser smoke-checks stay free; API-backed runs share one monthly credit quota.