Tencent Hunyuan Speech / Tencent Cloud Speech
Tencent · China · Speech & audio
China Closed sourceFree tier
Showing version: 语音识别 2.0（大模型版） · Version lineage ↓
01
Overview
Tencent Cloud's speech product line, including LLM-based ASR 2.0, file and short-utterance recognition, and 'super-natural' large-model TTS with voice cloning, offered as pay-as-you-go APIs within the Hunyuan ecosystem.
02 / Provenance
Field checks and source notes
When sources disagree on a field, every reading is listed here with its own citation. We do not take a midpoint, invent a missing figure, or decide which side is right — follow the citation and judge for your case.
These field-level notes are recorded verbatim in Chinese in the source data. Open the Chinese version
03 / Plain layer
Plain-language benchmarks
Naturalness Not disclosed
Accuracy (WER) Not disclosed
Speed / latency Not disclosed
Languages supported Not disclosed
Price / free Not disclosed有免费资源包（计费文档口径，额度以控制台为准）
04
Practical facts
| Context length | Not disclosed |
|---|---|
| Max output | Not disclosed |
| Parameters | Not disclosed |
| Input | Not disclosed |
| Output price | Not disclosed |
| CNY | Tencent Cloud's official billing for TRTC speech: recognition 2.0 costs CNY 0.017 per minute for real-time and CNY 0.013 per minute for recordings or one-sentence input; speech synthesis costs CNY 3.5 per 10k characters for the premium engine and CNY 3 for basic and standard; Supernatural LLM 2.0 voice synthesis costs CNY 2.5 per 10k characters (CNY list prices, per the vendor's official pricing page). |
| Free tier | A free resource pack is available per the billing docs; the allowance is confirmed in the console. |
| Output speed | Not disclosed |
| Release date | Not disclosed |
| License | Not disclosed |
Show technical data
Technical benchmark table
No verified benchmark data (not tested / not disclosed / not applicable).
| Version | Release date | Status | Openness | Parameters | What changed | Detail | |
|---|---|---|---|---|---|---|---|
| 语音识别 2.0（大模型版）Showing version | Active | Closed source | Not disclosed | Current recommended ASR generation built on an LLM, covering Mandarin, dialects, English and other languages; priced on official billing pages, exact launch date not stated on pages read. | Detail | ||
| 超自然大模型语音合成 2.0 音色Showing version | Active | Closed source | Not disclosed | Current large-model TTS voice line (2.0), listed alongside 1.0 voices in official billing tables; release date not verified. | Detail |
Last updated: · Sources on detail page
06 / Compare