ChatGPT Voice Mode Similarity
Distraction-Free Interface
Max Audio Duration
10 hours
Max Monthly Characters
7000000000
Natural-Sounding Voices
5
Production Ready Infrastructure
Professional Email Drafting
Sources Provided for Answers
Supported Bitrates
320k256k192k128k96k64k48k32k16k
Supported Language List
US EnglishUK EnglishMandarin ChineseHindiSpanishPortugueseJapaneseFrenchItalian
Text-to-Speech API
/stream/speech/synthesisTasks/streamWithTimestamps