Azure AI Speech vs Hume Octave
| Azure AI Speech | Hume Octave | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | $3/mo |
| Open source | No | No |
| Platforms | api, Web | api, Web |
| Free plan | — | Yes |
| Paid from | — | 3 /mo |
| Commercial use | — | No |
| Voice cloning | — | Yes |
| API access | — | Yes |
| Languages | — | 11 languages |
| Maximum input | — | 5,000 characters |
| Export formats | — | MP3, WAV, OGG, FLAC, raw PCM |
| Platforms | — | web, api |
Both are listed in Best Text-to-Speech Software. On Everything Xiaomi, Hume Octave scores higher on our published basis.