Hey Yoav, I'm inclined to LGTM this, but want to understand if we have developer feedback from the OT that has run thus far? Is it possible to summarize, and/or maybe outline why we're doing an extension if we don't have it (delayed partners, etc.)?
Thanks, Alex On Sunday, September 13, 2026 at 4:00:20 AM UTC-7 Yoav Weiss wrote: > *Contact emails* > [email protected] > > *Explainer* > https://github.com/WICG/autofill-event?tab=readme-ov-file#autofill-event > > *Specification* > https://wicg.github.io/autofill-event > > *Summary* > Autofill is a key feature of the web that reduces friction for millions of > users everyday. But getting autofill to work reliably with dynamic forms > across multiple implementations requires jumping through many hoops. This > feature adds an "autofill" event that would allow developers to modify > their forms to fit the autofilled data and let the browser know when they > have done so. > > *Blink component* > Blink > <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%22> > > *Web Feature ID* > Missing feature > > *TAG review* > https://github.com/w3ctag/design-reviews/issues/1197 > > *TAG review status* > Pending > > *Origin Trial Name* > Autofill Event > > *Goals for experimentation* > We want to gather real-life experience with the API, and gain insights > into: > * Working with the API compared to legacy methods (e.g. honeypot fields, > autofill detection, etc) > * Working with autofill extensions > > *Chromium Trial Name* > AutofillEvent > > *Origin Trial documentation link* > https://github.com/WICG/autofill-event?tab=readme-ov-file#autofill-event > > *WebFeature UseCounter name* > kAutofillEvent > > *Risks* > > > *Interoperability and Compatibility* > *No information provided* > > *Gecko*: No signal ( > https://github.com/mozilla/standards-positions/issues/1361) > > *WebKit*: No signal ( > https://github.com/WebKit/standards-positions/issues/431) > > *Web developers*: No signals > > *Other signals*: > > *WebView application risks* > > Does this intent deprecate or change behavior of existing APIs, such that > it has potentially high risk for Android WebView-based applications? > *No information provided* > > > *Reason this experiment is being extended* > As Shopify experimented with the API, we got encouraging positive results > <https://docs.google.com/presentation/d/1wtghSYKuoASf8lKY3ghMDk5G5QquBsU-wwI4JOxL590/edit?slide=id.p#slide=id.p> > that > convinced us that the API is worthwhile to continue pursuing. The OT > extension would enable us to continue collect data, convince more address > form providers to join the trial and work on advancing shipping artifacts. > > *Ongoing technical constraints* > None > > *Debuggability* > *No information provided* > > *Will this feature be supported on all six Blink platforms (Windows, Mac, > Linux, ChromeOS, Android, and Android WebView)?* > No > WebViews have a slightly different behavior as they don't yet support > autofill retriggering. > > *Is this feature fully tested by web-platform-tests > <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md>?* > No > Currently the feature is only tested using browser tests. There's a > web-driver bidi proposal to enable its testing: > https://github.com/w3c/webdriver-bidi/pull/706/ > We're planning to incorporate this proposal into the feature's > specification. > > *Flag name on about://flags* > *No information provided* > > *Finch feature name* > AutofillEvent > > *Requires code in //chrome?* > True > > *Tracking bug* > https://issues.chromium.org/issues/466333215 > > *Estimated milestones* > Origin trial desktop first 147 > Origin trial desktop last 152 > Origin trial extension 1 end milestone 158 > Origin trial Android first 147 > Origin trial Android last 152 > > *Link to entry on the Chrome Platform Status* > https://chromestatus.com/feature/5137581018841088?gate=5201831641874432 > > *Links to previous Intent discussions* > Intent to Prototype: > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAOmohSKGDT5iwAZXt-CyR5jSh5Ohr8PJCwsf_KMHEyF_s6xXZQ%40mail.gmail.com > Intent to Experiment: > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAOmohS%2B4anwtf7mz4-Ee7gH%2BWq3h-dwdPHmQnAGLgjN5TqPwig%40mail.gmail.com > > > This intent message was generated by Chrome Platform Status > <https://chromestatus.com/>. > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/f54a774f-0f89-47f9-b318-da108ed550efn%40chromium.org.
