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Harry Guinness

Harry Guinness has been covering AI and security (separately and together) for well over a decade. He's a writer and photographer from Dublin, Ireland whose writing has appeared in the The New York Times, Wired, Popular Science, and Inc. His photos have been published on hundreds of sites—mostly without his permission.

Harry Guinness

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More from Harry

App tips

Claude models: Fable vs. Opus vs. Sonnet vs. Haiku

Compare all the Claude models so you can pick the best one for the job.

By Harry Guinness

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10 min read

App tips

What is an AI watermark, and what does it actually prove?

Learn how AI watermarks work, what it means for the text and images you generate, and why this all matters. 

By Harry Guinness

•

9 min read

Best apps

The top AI text generators in 2026

AI text generation creates content wherever you are. Here's how it works and the kinds of apps you can use to access AI text generation across your tech stack.

By Harry Guinness

•

8 min read

Best apps

The best AI photo editors in 2026

We tested dozens of options, and these are the best AI photo editors.

By Harry Guinness

•

17 min read


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A Zap with the trigger 'When I get a new lead from Facebook,' and the action 'Notify my team in Slack'