Arcjet is the runtime security platform that ships in your AI code. Detect prompt injection, authorize agent tool calls, redact sensitive data, and block bots and abuse. Real-time security building blocks you call inside your app, before an action happens.
@davidmytton & team, congrats on the launch. Lovely product, would def love to see how it grows with time. Best wishes 🫡
About Arcjet on Product Hunt
“Secure the AI agents you're building at runtime”
Arcjet launched on Product Hunt on September 21st, 2026 and earned 329 upvotes and 66 comments, earning #3 Product of the Day. Arcjet is the runtime security platform that ships in your AI code. Detect prompt injection, authorize agent tool calls, redact sensitive data, and block bots and abuse. Real-time security building blocks you call inside your app, before an action happens.
On the analytics side, Arcjet competes within Developer Tools, SDK and Security — topics that collectively have 523.6k followers on Product Hunt. The dashboard above tracks how Arcjet performed against the three products that launched closest to it on the same day.
Who hunted Arcjet?
Arcjet was hunted by fmerian. 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.
fmerian
@davidmytton & team, congrats on the launch. Lovely product, would def love to see how it grows with time. Best wishes 🫡