Optional. Recommended.
BCP-47 language tag.
If not specified, the API will return all supported voices.
If specified, the ListVoices call will only return voices that can be used
to synthesize this language_code. For example, if you specify "en-NZ",
all "en-NZ" voices will be returned. If you specify "no", both
"no-\" (Norwegian) and "nb-\" (Norwegian Bokmal) voices will be
returned.
Optional. Recommended.
BCP-47 language tag.
If not specified, the API will return all supported voices.
If specified, the ListVoices call will only return voices that can be used
to synthesize this language_code. For example, if you specify "en-NZ",
all "en-NZ" voices will be returned. If you specify "no", both
"no-\" (Norwegian) and "nb-\" (Norwegian Bokmal) voices will be
returned.
Optional. Recommended.
BCP-47 language tag.
If not specified, the API will return all supported voices.
If specified, the ListVoices call will only return voices that can be used
to synthesize this language_code. For example, if you specify "en-NZ",
all "en-NZ" voices will be returned. If you specify "no", both
"no-\" (Norwegian) and "nb-\" (Norwegian Bokmal) voices will be
returned.
Optional. Recommended.
BCP-47 language tag.
If not specified, the API will return all supported voices.
If specified, the ListVoices call will only return voices that can be used
to synthesize this language_code. For example, if you specify "en-NZ",
all "en-NZ" voices will be returned. If you specify "no", both
"no-\" (Norwegian) and "nb-\" (Norwegian Bokmal) voices will be
returned.
Optional. Recommended.
BCP-47 language tag.
If not specified, the API will return all supported voices.
If specified, the ListVoices call will only return voices that can be used
to synthesize this language_code. For example, if you specify "en-NZ",
all "en-NZ" voices will be returned. If you specify "no", both
"no-\" (Norwegian) and "nb-\" (Norwegian Bokmal) voices will be
returned.
[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-10-02 UTC."],[],[]]