Hume Octave 2
Inspect the documented capabilities, access conditions and sources for your task.
Initial research: 2026-09-21. Check current terms before choosing.
Updated
The facts
- Version
- Octave 2
- Price
- From $14 per month. Subscription. Included usage and billing terms vary by plan.
- API
✓Supported - Open weights
✕Not supported - Commercial use
- Commercial use from the $14/mo Creator plan. Priciest per character in the comparison at up to $150 per million.
- Voice Cloning
✓Supported 15 seconds minimum reference audio; the upload must come from the person consenting.
Source for Voice Cloning (opens in a new tab)- Realtime Streaming
?Not verified Not confirmed in fetched sources.
Source for Realtime Streaming (opens in a new tab)- Languages
~Partly 11 languages — the narrowest coverage of the seven APIs MarkTechPost compared.
Source for Languages (opens in a new tab)- Emotion Control
✓Supported Emotional expressivity is Hume's entire premise — it markets itself as the toolkit for voice AND emotion, and publishes speech-language-model research on it.
Source for Emotion Control (opens in a new tab)
Commercial risk
No litigation found in fetched sources.
From the publisher
Automatic source checks. These do not change the verification date of the facts above.
Sources
Beyond feature support
Quality evidence.
How well a model performs depends on the task, version, and settings.
We have not published a reviewed quality evaluation for these versions yet. Feature support and price do not establish output quality.
Try the same small task with each option. Check accuracy, consistency, and how much editing you need to get a usable result.