<!--
Copyright 2024 The Chromium Authors
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->
<!--
This file describes the enumerations referenced by entries in histograms.xml for
this directory. Some enums may instead be listed in the central enums.xml file
at src/tools/metrics/histograms/enums.xml when multiple files use them.
For best practices on writing enumerations descriptions, see
https://chromium.googlesource.com/chromium/src.git/+/HEAD/tools/metrics/histograms/README.md#Enum-Histograms
Please follow the instructions in the OWNERS file in this directory to find a
reviewer. If no OWNERS file exists, please consider signing up at
go/reviewing-metrics (Googlers only), as all subdirectories are expected to
have an OWNERS file. As a last resort you can send the CL to
[email protected].
-->
<histogram-configuration>
<!-- Enum types -->
<enums>
<!-- LINT.IfChange(AIAPI) -->
<enum name="AIAPI">
<int value="0" label="ai.canCreateSession"/>
<int value="1" label="ai.createSession"/>
<int value="2" label="ai.prompt"/>
<int value="3" label="ai.promptStreaming"/>
<int value="4" label="ai.defaultTestSessionOptions"/>
<int value="5" label="ai.sessionDestroy"/>
<int value="6" label="ai.sessionClone"/>
<int value="7" label="ai.textModelInfo"/>
<int value="8" label="ai.sessionSummarize"/>
<int value="9" label="ai.sessionSummarizeStreaming"/>
<int value="10" label="AIWriter.write"/>
<int value="11" label="AIWriter.writeStreaming"/>
<int value="12" label="AIRewriter.rewrite"/>
<int value="13" label="AIRewriter.rewriteStreaming"/>
<int value="14" label="ai.summarizer.summarize"/>
<int value="15" label="ai.summarizer.summarizeStreaming"/>
<int value="16" label="ai.summarizer.create"/>
<int value="17" label="ai.summarizer.destroy"/>
</enum>
<!-- LINT.ThenChange(//third_party/blink/renderer/modules/ai/ai_metrics.h:AIAPI) -->
<!-- LINT.IfChange(AICapabilityAvailability) -->
<enum name="AICapabilityAvailability">
<int value="0" label="Readily">
The model is available on-device and so creating will happen quickly.
</int>
<int value="1" label="AfterDownload">
The model is not available on-device, but the device is capable, so creating
the model will start the download process (which can take a while).
</int>
<int value="2" label="No">The model is not available for this device.</int>
</enum>
<!-- LINT.ThenChange(//third_party/blink/renderer/modules/ai/ai_capability_availability.h:AICapabilityAvailability) -->
<!-- LINT.IfChange(AIModelStreamingResponseStatus) -->
<enum name="AIModelStreamingResponseStatus">
<int value="0" label="Ongoing">
There response is not fully streamed back yet, and the interface will remain
open.
</int>
<int value="1" label="Complete">
The streaming responder completes and closes.
</int>
<int value="2" label="ErrorUnknown">
The execution encounters unknown error.
</int>
<int value="3" label="ErrorInvalidRequest">The request was invalid.</int>
<int value="4" label="ErrorRequestThrottled">The request was throttled.</int>
<int value="5" label="ErrorPermissionDenied">
User permission errors such as not signed-in or not allowed to execute
model.
</int>
<int value="6" label="ErrorGenericFailure">Other generic failures.</int>
<int value="7" label="ErrorRetryableError">
Retryable error occurred in server.
</int>
<int value="8" label="ErrorNonRetryableError">
Non-retryable error occurred in server.
</int>
<int value="9" label="ErrorUnsupportedLanguage">Unsupported.</int>
<int value="10" label="ErrorFiltered">Bad response.</int>
<int value="11" label="ErrorDisabled">Response was disabled.</int>
<int value="12" label="ErrorCancelled">The request was cancelled.</int>
<int value="13" label="ErrorSessionDestroyed">The session was destroyed.</int>
</enum>
<!-- LINT.ThenChange(//third_party/blink/public/mojom/ai/model_streaming_responder.mojom:ModelStreamingResponseStatus) -->
</enums>
</histogram-configuration>
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