Model comparison
Supertonic 3 vs o3
Capability radar, value bars, and side-by-side posture.
Supertonic 3
Not scored
value score
o3
93
value score
Supertonic 3 ctx
—
o3 ctx
200K
Capability radar
Value · context · multimodal · openness · speed posture
Value head-to-head
- o393
Attribute tape
| Field | Supertonic 3 | o3 |
|---|---|---|
| Developer | Supertone | OpenAI |
| Context | — | 200K |
| Modalities | Text, Code | |
| Openness | — | Proprietary Model |
| Speed | — | — |
| Price | — | $10/1M in · $40/1M out |
| Value score | — | 93 |
| Summary | Supertonic 3 is an open-weight, on-device multilingual text-to-speech model from Supertone Inc. that synthesizes speech from text across 31 languages, running efficiently on CPUs and edge devices via ONNX Runtime without requiring cloud API calls. | OpenAI reasoning model focused on hard problems. |