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CPU Performance API #622
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concerns: API designThe API for this is error-prone, poorly named, or inconsistent with the platformThe API for this is error-prone, poorly named, or inconsistent with the platformconcerns: annoyanceThe technology described in this proposal could be used to do things that may annoy the userThe technology described in this proposal could be used to do things that may annoy the userconcerns: compatibilityThis proposal may create a compatibility risk for existing sitesThis proposal may create a compatibility risk for existing sitesconcerns: device independenceProposal is hardware- or OS-specific, in a way that may risk the device independence of the WebProposal is hardware- or OS-specific, in a way that may risk the device independence of the Webconcerns: duplicationThis proposal duplicates functionality of an existing web platform featureThis proposal duplicates functionality of an existing web platform featureconcerns: integrationCan't be used w/ other web platform features (or unclear what happens if used together)Can't be used w/ other web platform features (or unclear what happens if used together)concerns: performanceThis proposal can't be performantly implemented or hurts perf even when not usedThis proposal can't be performantly implemented or hurts perf even when not usedconcerns: portabilityThis proposal may be impossible or difficult to implement on at least one important platformThis proposal may be impossible or difficult to implement on at least one important platformconcerns: powerThis feature may have negative impact on battery lifeThis feature may have negative impact on battery lifeconcerns: privacyThis proposal may cause privacy risk if implementedThis proposal may cause privacy risk if implementedconcerns: use casesThe use case for this proposal are not stated or are unclearThe use case for this proposal are not stated or are unclearfrom: GoogleProposed, edited, or co-edited by Google.Proposed, edited, or co-edited by Google.position: opposevenue: WICGProposal is incubated in the Web Incubator Community GroupProposal is incubated in the Web Incubator Community Group
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concerns: API designThe API for this is error-prone, poorly named, or inconsistent with the platformThe API for this is error-prone, poorly named, or inconsistent with the platformconcerns: annoyanceThe technology described in this proposal could be used to do things that may annoy the userThe technology described in this proposal could be used to do things that may annoy the userconcerns: compatibilityThis proposal may create a compatibility risk for existing sitesThis proposal may create a compatibility risk for existing sitesconcerns: device independenceProposal is hardware- or OS-specific, in a way that may risk the device independence of the WebProposal is hardware- or OS-specific, in a way that may risk the device independence of the Webconcerns: duplicationThis proposal duplicates functionality of an existing web platform featureThis proposal duplicates functionality of an existing web platform featureconcerns: integrationCan't be used w/ other web platform features (or unclear what happens if used together)Can't be used w/ other web platform features (or unclear what happens if used together)concerns: performanceThis proposal can't be performantly implemented or hurts perf even when not usedThis proposal can't be performantly implemented or hurts perf even when not usedconcerns: portabilityThis proposal may be impossible or difficult to implement on at least one important platformThis proposal may be impossible or difficult to implement on at least one important platformconcerns: powerThis feature may have negative impact on battery lifeThis feature may have negative impact on battery lifeconcerns: privacyThis proposal may cause privacy risk if implementedThis proposal may cause privacy risk if implementedconcerns: use casesThe use case for this proposal are not stated or are unclearThe use case for this proposal are not stated or are unclearfrom: GoogleProposed, edited, or co-edited by Google.Proposed, edited, or co-edited by Google.position: opposevenue: WICGProposal is incubated in the Web Incubator Community GroupProposal is incubated in the Web Incubator Community Group
WebKittens
@jernoble, @marcoscaceres, @jyavenard
Title of the proposal
CPU Performance API
URL to the spec
https://wicg.github.io/cpu-performance/
URL to the spec's repository
https://github.com/WICG/cpu-performance
Issue Tracker URL
No response
Explainer URL
No response
TAG Design Review URL
w3ctag/design-reviews#1198
Mozilla standards-positions issue URL
mozilla/standards-positions#1364
WebKit Bugzilla URL
No response
Radar URL
No response
Description
[Proposal for] a simple web API which exposes some information about how powerful the user device is. It targets web applications that will use this static information to provide an improved user experience.
Presented and discussed at TPAC 2025, Web Performance WG, minutes.