Alt-Text Accessibility Checker

Alt-Text Accessibility Checker MCP Connector for Claude

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Validate image alt-text against WCAG standards for length, redundancy, and descriptiveness.

5 tools Official Updated Oct 1, 2026 Official Vinkius Partner

The Alt-Text Accessibility Checker ensures web images meet accessibility requirements. Use check_length to verify character counts, analyze_redundancy to remove 'image of' phrases, and determine_image_role to classify images as informative or decorative.

wcagalt-textaccessibilityweb-standardsimage-optimization

5 tools expose this connector's capabilities to your AI agent.

check_length

Check if alt-text length is within recommended bounds

identify_duplicates

Detect duplicate alt-text on a page

analyze_redundancy

Identify redundant phrases in alt-text

evaluate_descriptiveness

Calculate descriptiveness score

determine_image_role

Classify image as informative or decorative

See how to talk to your AI agent using Alt-Text Accessibility Checker.

Check if 'A golden retriever running in grass' is a good alt-text for length.

The character count is 37, which falls within the recommended range.

Does the text 'picture of a cat' pass redundancy checks?

No, it contains the redundant phrase 'picture of'.

Classify an image with alt-text '' (empty string).

The image is classified as decorative.

It uses `analyze_redundancy` to scan for phrases like 'picture of' or 'graphic showing'.

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