Apple Watch Series 12 has an always-on Siri that makes AI recaps of your day

image via The Verge

September 9, 2026, 5:37 PM

• •Audio Intelligence introduces Live Rewind and Siri Recap, with beta availability later this year in English for Watch Series 12 and Watch Ultra 4.
• •Live Rewind lets users replay the last 15 seconds of recently detected audio and read a transcript by double-pressing the Digital Crown.
• •The Series 12 uses a new S11 chip and comes in aluminum, titanium, and ceramic versions starting at $399, $699, and $899 respectively.
• •New optical and electrical heart sensors support continuous background heart-rate readings every 5 seconds, which Apple says is 60 times more frequent than before.
• •The Health app adds Insights and Longevity tabs, including a Health Age feature, and Cycle Tracking now supports perimenopause and menopause.
• •Preorders opened immediately after the announcement, with retail availability set for September 18th.

Apple introduced the Apple Watch Series 12 with Siri-powered Audio Intelligence as its headline feature. The watch adds Live Rewind, which can replay the last 15 seconds of detected audio and show a transcript, and Siri Recap, which creates summaries from ambient listening. Apple also updated the device with a new S11 chip, expanded materials and colors, and health features including much more frequent heart-rate sensing and menopause support in Cycle Tracking. The Series 12 starts at $399, goes on sale September 18th, and is one of the first products launched under new CEO John Ternus.

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