Content & Social Media · n8n

Auto-Generate SEO-Friendly Alt Text for New Images

Improve accessibility and image SEO by generating descriptive alt text for every new image uploaded to your media library.

difficulty Intermediatesetup 35 minresult Every image gets descriptive alt text automatically, improving accessibility and image search visibility.—
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  1. 1

    Detect New Images

    Add a Webhook/WordPress node firing on media uploads.

  2. 2

    Describe the Image

    Add an OpenAI vision node generating accurate, descriptive alt text.

  3. 3

    Add Keyword Context

    Add a step incorporating the page's topic where natural, without stuffing.

  4. 4

    Save the Alt Text

    Add a WordPress node writing the alt text to the image.

  5. 5

    Activate and Test

    Activate the workflow and upload a test image. Confirm alt text is generated and saved.

Frequently asked questions

Does alt text help SEO?

Yes — it aids accessibility and helps images rank in image search when accurate and relevant.

Should I keyword-stuff it?

No — describe the image honestly; forced keywords hurt accessibility and can look spammy.

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