Customization Options
Voice typePitchSpeedBackground musicAccentSentence breaksVolumeToneStress areas
Device Compatibility
Any device
Max Audio Duration
10 hours
Max Monthly Characters
7000000000
Pitch Adjustment
Up to 20 semitones higher or lower
Production Ready Infrastructure
Sentence Breaks and Punctuation Recognition
Stress and Emphasis Control
Supported Bitrates
320k256k192k128k96k64k48k32k16k
Supported Language List
US EnglishUK EnglishMandarin ChineseHindiSpanishPortugueseJapaneseFrenchItalian
Text-to-Speech API
/stream/speech/synthesisTasks/streamWithTimestamps
Types of Voices
BasicStandardNeuralCloned
Unlimited Access to Basic Voices
Unlimited Basic Voice-Overs
Use Cases Information
Video Sales LettersEducational VideosMarketing VideosAnimated VideosAudio BooksExplainer VideosPodcastsWebsites
Uses IBM, Azure, Google, Amazon TTS
IBMAzure AIGoogle Text to SpeechAmazon