Unverified50% confidenceFactExact time
HTML's closeby attribute (used for <dialog>) allows the browser to automatically close the dialog when the user clicks outside it or presses Esc, without any JavaScript.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/13/2026
First Seen
Valid until: 1/11/2027
Sources
Related Entities
Related Claims
UnverifiedThe browser coverage of closeby is not yet complete, so after enabling Modern Web Guidance, the generated code detects whether this attribute is supported and falls back to the traditional event listener approach when it is not.61% similarUnverifiedFor long-tail scenarios where no usable API is available, browser execution can serve as a fallback.59% similarUnverifiedpage-agent supports click, text input, dropdown selection, page scrolling, form submission, focus switching, and same-origin single-layer iframes; JavaScript execution is an optional toggle that is off by default.59% similarUnverifiedAmong OpenClaude's built-in tools, the web capability represents the ability to operate a browser, but it is disabled by default and requires enabling browser operability through configuration.57% similarUnverifiedCurbcut reads server-rendered HTML and cannot see content painted by JavaScript in the browser afterward, so pages that rely heavily on JS may receive inflated scores.56% similar
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