Flux TTS text-to-speech model
DeepgramReleased Aug 2026.
Flux TTS is a text-to-speech (TTS) model from Deepgram. It ranks #64 of 98 on the Artificial Analysis TTS arena with Elo 1055 (95% CI ±13, 2,226 samples). List price is about $45 per 1M characters. Released Aug 2026.
Key facts
- Provider
- Deepgram
- AA rank
- #64 / 98
- AA Elo (95% CI)
- 1055 ±13
- AA samples
- 2,226
- TTS Arena Elo (uncertainty)
- –
- TTS Arena votes
- –
- TTS Arena win rate
- –
- Price (per 1M chars)
- $45
- Released
- Aug 2026
- Open weights
- –
- License
- –
- Voices tested by AA
- 8
- Languages
- –
- Voice cloning
- –
"–" means the upstream sources do not provide this value; we do not guess.
Nearby models
By AA Elo; this model highlighted| # | Model | AA Elo | Arena Elo | Price $/1M chars | Open weights |
|---|---|---|---|---|---|
| 61 | CSonic 3 Cartesia | 1058 | – | $49 | – |
| 62 | HOctave 2 Hume AI | 1058 | – | $87.5 | – |
| 63 | RCoda Rime | 1055 | – | $50 | – |
| 64 | DFlux TTS Deepgram | 1055 | – | $45 | – |
| 65 |  MiMo-V2.5-TTS Xiaomi | 1055 | – | – | – |
| 66 | AAsync Flash v1.0 async | 1050 | – | $10.1 | – |
| 67 | MMaya 2 Global Maya Research | 1050 | – | – | – |
Alternatives · Cheaper with AA Elo ≥ 1025
| # | Model | AA Elo | Arena Elo | Price $/1M chars | Open weights |
|---|---|---|---|---|---|
| 1 |  Eleven v4 Turbo ElevenLabs | 1336 | – | $40 | – |
| 3 |  Qwen-Audio-3.1-TTS-Plus Alibaba | 1307 | – | $19.3 | – |
| 5 |  Gemini 3.8 Flash TTS Google | 1280 | – | $16.5 | – |
| 6 | IRealtime TTS-2 Inworld | 1270 | – | $20.8 | – |
| 7 | Qwen-Audio-3.0-TTS-Plus Alibaba | 1266 | – | $19.3 | – |
Alternatives · Top 5 open-weight by AA Elo
| # | Model | AA Elo | Arena Elo | Price $/1M chars | Open weights |
|---|---|---|---|---|---|
| 9 |  Fish Audio Drama 3 Preview Fish Audio | 1248 | – | $15 | Open |
| 11 | BBreeze TTS 2 BreezeBlue | 1230 | – | $34 | Open |
| 19 |  Ming-3.0-tts Ant Group | 1191 | – | – | Open |
| 38 | Fish Audio S2 Pro Fish Audio | 1110 | – | $15 | Open |
| 41 |  Step Audio EditX (Mar 2026) StepFun | 1100 | – | – | Open |
FAQ
Where does Flux TTS rank among TTS models?
As of Oct 25, 2026, Flux TTS ranks #64 of 98 on the Artificial Analysis TTS leaderboard with Elo 1055 (±13).
Is Flux TTS open source?
The sources do not list Flux TTS as open-weight; it is generally used through the Deepgram API.
What is the best Chinese TTS model?
By AA Elo, the top model from a Chinese provider is Qwen-Audio-3.1-TTS-Plus by Alibaba (Elo 1307, #3 overall).
Which top-10 TTS model is cheapest?
Among the AA top 10, the lowest list price is Simba 3.2 (SpeechifyAI) at $6.6 per 1M characters, Elo 1246.
What is the best open-source TTS model?
By AA Elo, the top open-weight model is Fish Audio Drama 3 Preview by Fish Audio (Elo 1248, #9 overall); 18 open-weight models have an AA score.
Sources
"–" means the upstream sources do not provide this value; we do not guess.