Instructs the speech recognizer on how to process the
audio content.
Required. Sample rate (in Hertz) of the audio content sent in
the query. Refer to Cloud Speech API documentation
<https://cloud.google.com/speech-to-text/docs/basics>__ for
more details.
Optional. If true, Dialogflow returns [SpeechWordInfo][goo
gle.cloud.dialogflow.v2beta1.SpeechWordInfo] in [StreamingReco
gnitionResult][google.cloud.dialogflow.v2beta1.StreamingRecogn
itionResult] with information about the recognized speech
words, e.g. start and end time offsets. If false or
unspecified, Speech doesn't return any word-level information.
Optional. Context information to assist speech recognition.
See the Cloud Speech documentation
<https://cloud.google.com/speech-to-text/docs/basics#phrase-
hints>__ for more details.
Optional. Which variant of the [Speech
model][google.cloud.dialogflow.v2beta1.InputAudioConfig.model]
to use.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2026-03-31 UTC."],[],[]]