
Cartesia Sonic
7.8#39 in text-to-speech toolsFrom $5 a monthFree planWebAPI
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| Fact | Cartesia Sonic | iSpeech |
|---|---|---|
| API access | Yes | API access requires an API key, with mobile development, mobile production, and web/general production key types. |
| Commercial use | Yes | Yes |
| Free plan | Yes | Yes |
| Headquarters | San Francisco, California, United States | The company lists Newark, New Jersey as headquarters and San Francisco as an additional office. |
| Languages | Sonic supports 44 languages. | The homepage says the Speech API supports text-to-speech and speech recognition in more than 30 languages. |
| Paid from | 5 | 2.95 |
| Platforms | web,api | web,ios,android,api |
| Product | Sonic is a text-to-speech model for real-time voice applications. | iSpeech provides text-to-speech and automated speech recognition services through APIs, SDKs, and online tools. |
You want what its maker publishes above — check its page for the details.
iSpeech may suit people who need text-to-speech or transcription, as well as developers seeking API or SDK access. Its described education uses include mobile learning apps, spoken course materials, and pronunciation practice.