Live third-party showcase · real Google results · best-effort by design
Open cursor walkthrough SDK How it works
Applied demo — Google → YouTube
Real third-party flow before the flagship mission.
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Live third-party proof

From Google to a live YouTube video page

Open Google video results, capture a YouTube URL, navigate to YouTube, read the title there, and return the result to the master tab.
Not connected
Run
Allowlist required
Add google.com, www.google.com, youtube.com, and www.youtube.com in the extension popup allowlist.
Result
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Live site proof
1Google openedrto-demo-google-youtube
2YouTube link highlightedhref
3Title highlightedtitle
4Readback completeDOM safe
Log