Alibaba (Qwen) · Open weights · Read 2026-10-27
Alibaba Qwen3 TTS Fast: latency, voice quality, price and languages
- Rank
- 1 (tied) / 23
- Speed tier
- Headroom
- P95
- 98.8 ms
- Price / 1M chars
- $10
Alibaba Qwen3 TTS Fast is an open-weights text-to-speech model from Alibaba (Qwen). Coval measures a median of 62.9 ms and a P95 of 98.8 ms to first audio, which puts it in the Headroom speed tier, rank 1 (tied) of 23 in the multilingual ranking. No source tested it in a language other than English.
This summary is generated from the measures below; it is not a vendor description. Measures a source does not hold are shown as n/a and are never estimated.
Speed (Coval, 30 days, US East, English)
| Speed tier | Headroom |
| Median time to first audio | 62.9 ms |
| P90 | 80.7 ms |
| P95 | 98.8 ms |
| Mean | 68.2 ms |
| Standard deviation | 20.6 ms |
| Calls in the window | 2,808 |
| Cekura median, streamed text | n/a |
| Cekura median, full text | n/a |
Voice quality (never added together)
| Listener Elo (Artificial Analysis) | n/a |
| Customer-service Elo (Artificial Analysis) | n/a |
| Naturalness (Speko) | 1,536 |
| Naturalness estimate (Cekura, 1 to 5) | n/a |
Accuracy
| Reading accuracy (Cekura) | n/a |
| Numbers (Cekura) | n/a |
| Codes (Cekura) | n/a |
| Context (Cekura) | n/a |
| Medical terms (Cekura) | n/a |
| Hard passages judged correct (Artificial Analysis) | n/a |
| Numbers and dates (Speko score) | 0.30 |
| Word error rate (Coval) | 1.9% |
Price per 1 million characters
| Range across sources | $10 |
| Artificial Analysis | n/a |
| Speko | $10 |
| Coval | n/a |
| Cekura | n/a |
Coverage
| Access | Open weights |
| Streaming | Measured |
| Coval tags | multilingual |
| Rated for | Voice agents |
| Languages tested | none beyond English |
Not collected
- Listener rating (Artificial Analysis Speech Arena Elo): not measured by Artificial Analysis (reading of 2026-10-27)
- Price (Artificial Analysis price per 1M characters): not measured by Artificial Analysis (reading of 2026-10-27)
Sources
- https://benchmarks-api-6wxgp27p2a-ue.a.run.app/v1/results/aggregates?benchmark=TTS&window=30d&include_series=false (read 2026-10-27)
- https://benchmarks.speko.ai/tts/ (read 2026-10-27)
- Vendor site: https://qwen.ai/
Keep exploring
Frequently asked questions
- How fast is Alibaba Qwen3 TTS Fast?
- Coval measures a median time to first audio of 62.9 ms and a P95 of 98.8 ms for Alibaba Qwen3 TTS Fast, over 30 days from the US East in English (Headroom tier).
- How much does Alibaba Qwen3 TTS Fast cost?
- The benchmarks print a list price of $10 per million characters for Alibaba Qwen3 TTS Fast.
- Which languages was Alibaba Qwen3 TTS Fast tested in?
- No source tested Alibaba Qwen3 TTS Fast in a language other than English.