AI in the Browser and Angular 22's Experimental AI Tooling: Built-in AI APIs and WebMCP
Chrome's built-in AI APIs and Angular 22's experimental WebMCP functions should only be used with feature detection, a time limit and a server path that always works. In this post we show Summarizer returning downloadable, unavailable or nothing across four Chromium 158 setups, produce a review summary on the device first and on the server otherwise, hit NG0203 from inject() after await in a WebMCP tool, and see Angular stay silent in unsupported browsers.
14 Nov 2026
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15 min
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