How do I set up SlashImage?

1 min read · Last updated June 2026

SlashImage runs as a WordPress plugin: install it, add your API key, and it handles the rest automatically.

The steps

  1. Install the SlashImage plugin on your WordPress site. See How do I install the SlashImage plugin?.
  2. Go to Media > SlashImage and paste your API key. See How do I connect my API key?.
  3. New uploads optimize automatically. To optimize your existing images, run a bulk pass. See How do I optimize images I already uploaded?.

See also

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