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Nullgen AI Blocker
Stop AI prompts from being typed on any website.
Nullgen is a free, on-device browser extension that blocks generative AI prompts. Detection runs on the device, so what you type never leaves your computer. It works in Chrome, Edge, Firefox, and Safari, on ChatGPT, Claude, Gemini, and any site with an AI composer. Use it to prevent AI cheating, promote academic integrity, stop shadow AI, or prevent data loss. Pro tier adds management features such as access approvals, policies, provisioning and enforcement for families, schools, and companies.
About Nullgen AI Blocker on Product Hunt
“Stop AI prompts from being typed on any website.”
Nullgen AI Blocker was submitted on Product Hunt and earned 0 upvotes and 0 comments, placing #82 on the daily leaderboard. Nullgen is a free, on-device browser extension that blocks generative AI prompts. Detection runs on the device, so what you type never leaves your computer. It works in Chrome, Edge, Firefox, and Safari, on ChatGPT, Claude, Gemini, and any site with an AI composer. Use it to prevent AI cheating, promote academic integrity, stop shadow AI, or prevent data loss. Pro tier adds management features such as access approvals, policies, provisioning and enforcement for families, schools, and companies.
On the analytics side, Nullgen AI Blocker competes within Chrome Extensions, Artificial Intelligence, School and Security — topics that collectively have 534.4k followers on Product Hunt. The dashboard above tracks how Nullgen AI Blocker performed against the three products that launched closest to it on the same day.
Who hunted Nullgen AI Blocker?
Nullgen AI Blocker was hunted by Ryan. A “hunter” on Product Hunt is the community member who submits a product to the platform — uploading the images, the link, and tagging the makers behind it. Hunters typically write the first comment explaining why a product is worth attention, and their followers are notified the moment they post. Around 79% of featured launches on Product Hunt are self-hunted by their makers, but a well-known hunter still acts as a signal of quality to the rest of the community. See the full all-time top hunters leaderboard to discover who is shaping the Product Hunt ecosystem.
For a complete overview of Nullgen AI Blocker including community comment highlights and product details, visit the product overview.
Ryan