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conformance · v138

v138 · summarizer-api — conformance probe

6 assertions drawn from the spec. Each is a single contract the spec text makes. Pass/fail reflects what this browser executed; blocked means the contract was not run because it needs user mediation, hardware, or another unavailable precondition. Open the page in Chrome stable / canary / Firefox / Safari to compare.

browser: spec: https://webmachinelearning.github.io/writing-assistance-apis/#summarizer-api chromestatus: #5193953788559360 generated 2026-06-01T09:48:00Z by conformance-author-v1-subagent
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pass
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fail
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blocked
6
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id contract kind verdict detail
summarizer-exposed Summarizer global is exposed. spec ↗ exists
summarizer-availability-static Summarizer.availability() is a static function (returns Promise<string>). spec ↗ script
summarizer-create-static Summarizer.create() returns a Promise<Summarizer>. spec ↗ script
summarize-instance-method Summarizer instances expose summarize(). spec ↗ script
summarize-streaming-method Summarizer instances expose summarizeStreaming() returning a ReadableStream. spec ↗ script
availability-resolves-to-known-token Summarizer.availability() resolves to one of 'available' | 'downloadable' | 'downloading' | 'unavailable'. spec ↗ script