τ³-Voice Leaderboard
τ³-Voice Leaderboard is run by Sierra. It has ranked 16 models, of which the catalogue holds 10, scoring from 25.8 to 80.2 on Pass^1.
measured by Sierra · the board itself
| Place | Model | Metric | Score |
|---|---|---|---|
| 1stof 16 | Voice Preview | Pass^1 | 80.2 |
| 4thof 16 | grok-voice-think-fast-1.0 | Pass^1 | 67.3 |
| 5thof 16 | grok-voice-think-fast-2.0 | Pass^1 | 62.5 |
| 6thof 16 | Qwen3.5-Omni-Plus-Realtime | Pass^1 | 53.7 |
| 7thof 16 | GPT Realtime 2 | Pass^1 | 51.2 |
| 8thof 16 | Gemini 3.1 Flash Live Preview | Pass^1 | 43.8 |
| 8thof 16 | Gemini 3.1 Flash Live Preview | Pass^1 (high) | 43.8 |
| 12thof 16 | GPT Realtime 1.5 | Pass^1 | 35.3 |
| 14thof 16 | GPT Realtime | Pass^1 | 30.4 |
| 16thof 16 | Gemini Live 2.5 Flash Native Audio | Pass^1 | 25.8 |
Read from the board on 2026-08-25