AI Blocker is an open-source Firefox extension that filters Google Search to hide AI overviews, sponsored results, and the AI mode tab. It can also redirect users away from common generative AI websites and is available for Firefox on desktop and Android.
In the Browser DevTools & extensions space, AI Blocker takes a focused approach. It focuses on reducing unwanted AI-generated search content, sponsored results, and access to generative AI websites. It is built as an open-source project for firefox users who want a less AI-integrated search experience. AI Blocker is open source under the Open Source license. AI Blocker is available on the web, embeddable surfaces, and Android.
It is developed by Dalton Filter, and it first shipped in 2025. Among its 6 catalogued features are AI overview blocking, sponsored result filtering, and AI mode hiding. The interface is available in 32 languages, including Czech, German, and Greek.
Summary written by a language model from the project’s public pages.
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