Is this AI agent legitimate?

Paste an agent ID, passport token, or URL. We'll check it against the AgentPKI network in under a second.

New here? Click one of these to try it now — no typing required.

— or paste your own —

No passport? No problem.

Paste any domain or URL — we'll check it against our community-aggregated 5,000+ known phishing domains, community-reported abuse, and (when configured) Google Safe Browsing.

</> For developers — verify via curl in 1 line no API key required

Run this against the public verifier:

$ curl -X POST https://verify.agentpki.dev/v1/verify \
    -H 'content-type: application/json' \
    -d '{"token":"v4.public.eyJpc3M..."}'

Try the heuristic endpoint too: POST /v1/check-heuristic with {"input":"<anything>"}. Full API at /spec/v0.1, source at github.com/agentpki/verifier.

Want to integrate verification into your own app? Read the v0.1 spec or grab the Chrome extension.