AI Bot Checker

Anyone can put GPTBotin a user-agent header — and on our own site, two-thirds of checkable “AI bot” visits turned out to be impostors. Paste a user-agent (and optionally the IP) from your logs: we'll identify the agent and check the IP against the vendor's published ranges. Free, no signup. The IP is checked transiently and never stored.

User-agent stringVisitor IP (optional — needed for the spoof check; never stored)

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Tired of checking by hand?

VisitorType runs this verification on every visit automatically — and lets you fire different tags for humans, AI crawlers, and impostors.

See your AI visitors — free