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Model infoModelsSnapshot: 15 Oct 2026

Alibaba Cloud / Qwen3.8-LiveTranslate

Qwen3.8-LiveTranslate Flash Realtime

Streaming speech translation across 60 languages, with spoken output in 29 languages and real-time speaker attribution.

availableClosed weightsSpeech-to-speechSpeech translation
Official documentation (opens in a new tab)Reviewed 14 Oct 2026
32 of 36 specification fields collected
Input token limit49.2K49,152 tokens
Maximum output4.1K4,096 tokens
Input billingSee ratesAlibaba Model Studio · Singapore · International
Output billingSee ratesPublished units and conditions below

Specifications

Provider-documented facts. “Not collected” means we have not verified that field yet, not that the feature is unsupported.

Reasoning
Not collected
Tool calling
Not supportedSource for Tool calling (opens in a new tab)

True means supported on at least one reviewed regional endpoint; inspect access details for restrictions.

Structured output
Not supportedSource for Structured output (opens in a new tab)

True means supported on at least one reviewed regional endpoint; inspect access details for restrictions.

Batch processing
Not supportedSource for Batch processing (opens in a new tab)

True means supported on at least one reviewed regional endpoint; inspect access details for restrictions.

Fine-tuning
Not supportedSource for Fine-tuning (opens in a new tab)

True means supported on at least one reviewed regional endpoint; inspect access details for restrictions.

Knowledge cutoff
Not collected
Release date
Not collected
Parameters
Not collected
Architecture
Hybrid-MoE Thinker–Talker with interleaved audio and textSource for Architecture (opens in a new tab)
Languages
View all 60 entries
  • Chinese (zh)
  • English (en)
  • Arabic (ar)
  • German (de)
  • French (fr)
  • Spanish (es)
  • Portuguese (pt)
  • Indonesian (id)
  • Italian (it)
  • Korean (ko)
  • Russian (ru)
  • Thai (th)
  • Vietnamese (vi)
  • Japanese (ja)
  • Turkish (tr)
  • Hindi (hi)
  • Malay (ms)
  • Dutch (nl)
  • Urdu (ur)
  • Norwegian Bokmål (nb)
  • Swedish (sv)
  • Danish (da)
  • Hebrew (he)
  • Finnish (fi)
  • Polish (pl)
  • Icelandic (is)
  • Czech (cs)
  • Filipino (fil)
  • Persian (fa)
  • Cantonese (yue)
  • Greek (el)
  • Afrikaans (af)
  • Asturian (ast)
  • Belarusian (be)
  • Bulgarian (bg)
  • Bengali (bn)
  • Bosnian (bs)
  • Catalan (ca)
  • Cebuano (ceb)
  • Estonian (et)
  • Galician (gl)
  • Gujarati (gu)
  • Croatian (hr)
  • Hungarian (hu)
  • Javanese (jv)
  • Kazakh (kk)
  • Kannada (kn)
  • Kyrgyz (ky)
  • Latvian (lv)
  • Macedonian (mk)
  • Malayalam (ml)
  • Marathi (mr)
  • Punjabi (pa)
  • Romanian (ro)
  • Slovak (sk)
  • Slovenian (sl)
  • Swahili (sw)
  • Tajik (tg)
  • Azerbaijani (az)
  • Ukrainian (uk)
Source for Languages (opens in a new tab)

Supported audio-input and translated-text languages. Only the separately listed 29 languages have speech output.

Context caching
Not supportedSource for Context caching (opens in a new tab)

True means supported on at least one reviewed regional endpoint; inspect access details for restrictions.

API aliases
qwen3.8-livetranslate-flash-realtimeSource for API aliases (opens in a new tab)
Data retention
Standard inference prompts and responses are retained up to 30 days, subject to legal/security exceptions; stateful conversation storage and files remain until deleted. These Omni/LiveTranslate releases are not named in the current ZDR-supported roster.Source for Data retention (opens in a new tab)
Search grounding
Not supportedSource for Search grounding (opens in a new tab)

True means supported on at least one reviewed regional endpoint; inspect access details for restrictions.

Prefix completion
Not supportedSource for Prefix completion (opens in a new tab)

True means supported on at least one reviewed regional endpoint; inspect access details for restrictions.

Speech output languages
View all 29 entries
  • Chinese (zh)
  • English (en)
  • Arabic (ar)
  • German (de)
  • French (fr)
  • Spanish (es)
  • Portuguese (pt)
  • Indonesian (id)
  • Italian (it)
  • Korean (ko)
  • Russian (ru)
  • Thai (th)
  • Vietnamese (vi)
  • Japanese (ja)
  • Turkish (tr)
  • Hindi (hi)
  • Malay (ms)
  • Dutch (nl)
  • Urdu (ur)
  • Norwegian Bokmål (nb)
  • Swedish (sv)
  • Danish (da)
  • Hebrew (he)
  • Finnish (fi)
  • Polish (pl)
  • Icelandic (is)
  • Czech (cs)
  • Filipino (fil)
  • Persian (fa)
Source for Speech output languages (opens in a new tab)
Language coverage
60 input/text-output languages; 29 spoken-output languagesSource for Language coverage (opens in a new tab)
Request mode
Realtime API: WebSocket, WebRTC or AOQSource for Request mode (opens in a new tab)
Speaker diarization
SupportedSource for Speaker diarization (opens in a new tab)

speaker_detection is the default turn-detection mode; server_vad is an alternative.

Utterance endpointing
speaker_detection by default; silence threshold fixed at 0.5 in that modeSource for Utterance endpointing (opens in a new tab)
Source-language transcription
Always enabled; source-language ASR transcripts are freeSource for Source-language transcription (opens in a new tab)
Voice cloning
SupportedSource for Voice cloning (opens in a new tab)

Disabled by default. once or always clones live input and requires voice=default; never requires a previously created voice ID.

Voice controls
Live cloning once per session or before each response; fixed pre-cloned profiles also documentedSource for Voice controls (opens in a new tab)
Stock voice catalog
Tina is the default system voiceSource for Stock voice catalog (opens in a new tab)
Voice enrollment cost
Real-time cloning has no separate fee. The guide lists USD 0.01 for advance voice creation, but enrollment target compatibility needs confirmation.Source for Voice enrollment cost (opens in a new tab)
Image input limits
JPG/JPEG up to 1080p; raw file ≤500 KB; Base64 transport; at most 2 images/second; send audio before the first imageSource for Image input limits (opens in a new tab)
Custom vocabulary
Hot-word mappings from source terms to translated termsSource for Custom vocabulary (opens in a new tab)
Usage metering
7 tokens per input audio second; 12.5 tokens per output audio second; each 32×32 image-pixel block uses 0.5 tokens. Source ASR text is free; translated text is a separate published output billing item.Source for Usage metering (opens in a new tab)
Translation pipeline
Automatic source-language detection when omitted; target language defaults to EnglishSource for Translation pipeline (opens in a new tab)
Provider-reported latency
Provider reports average lagging of 2.3 secondsSource for Provider-reported latency (opens in a new tab)

Reported evaluation result, not a latency guarantee for every request.

Access & pricing

Prices belong to an endpoint and billing tier. A provider listing does not guarantee access for every account or region.

Alibaba Model Studio · Singapore · International

Provider source (opens in a new tab)
API model ID
qwen3.8-livetranslate-flash-realtime
Access
Realtime API with a matching regional workspace key; supported transports are documented in the Realtime overview. WebSocket uses /api-ws/v1/realtime with the model query parameter. Workspace endpoint: wss://{WorkspaceId}.ap-southeast-1.maas.aliyuncs.com/api-ws/v1/realtime?model=qwen3.8-livetranslate-flash-realtime
Regions
Singapore / International deployment scope
Published request quota
10 requests/minuteSource for Published request quota (opens in a new tab)
Published token quota
100,000 tokens/minuteSource for Published token quota (opens in a new tab)

Prices retain their published currencies and billing units below.

Published billing units · original currency · observed 14 Oct 2026
CategoryUsageRateUnit
Speech translationAudio input1$7.501M tokens
Speech translationImage input1$0.551M tokens
Speech translationText output1$20.001M tokens
Speech translationAudio output1$30.001M tokens

Rate conditions

  1. Prices refer to the named input/output modality. Source-language ASR transcripts are free; translated text is an output billing item. No generic text-question or flat duration quote is inferred.
Pricing source (opens in a new tab)

Data & enterprise terms

Standard inference prompts and responses are retained up to 30 days, subject to legal/security exceptions; stateful conversation storage and files remain until deleted. These Omni/LiveTranslate releases are not named in the current ZDR-supported roster.

Read the service policy (opens in a new tab)

Alibaba Model Studio · China (Beijing)

Provider source (opens in a new tab)
API model ID
qwen3.8-livetranslate-flash-realtime
Access
Realtime API with a matching regional workspace key; supported transports are documented in the Realtime overview. WebSocket uses /api-ws/v1/realtime with the model query parameter. Workspace endpoint: wss://{WorkspaceId}.cn-beijing.maas.aliyuncs.com/api-ws/v1/realtime?model=qwen3.8-livetranslate-flash-realtime
Regions
China (Beijing)
Published request quota
10 requests/minuteSource for Published request quota (opens in a new tab)
Published token quota
100,000 tokens/minuteSource for Published token quota (opens in a new tab)

Prices retain their published currencies and billing units below.

Published billing units · original currency · observed 14 Oct 2026
CategoryUsageRateUnit
Speech translationAudio input1$5.6531M tokens
Speech translationImage input1$0.4661M tokens
Speech translationText output1$14.1331M tokens
Speech translationAudio output1$22.6131M tokens

Rate conditions

  1. Prices refer to the named input/output modality. Source-language ASR transcripts are free; translated text is an output billing item. No generic text-question or flat duration quote is inferred.
Pricing source (opens in a new tab)

Data & enterprise terms

Standard inference prompts and responses are retained up to 30 days, subject to legal/security exceptions; stateful conversation storage and files remain until deleted. These Omni/LiveTranslate releases are not named in the current ZDR-supported roster.

Read the service policy (opens in a new tab)

Caching

Caching can reuse earlier input processing. Availability, lifetime and billing depend on the endpoint. A cache hit still generates a new response.

01 / INITIAL INPUTProcess & retain

The system processes eligible input and retains reusable state.

02 / LATER REQUESTCheck available state

Reuse depends on matching input, session state and the cache policy.

03 / CACHE HITReuse & generate

Reusing state can reduce repeated work. Any charges follow the billing rules below.

What the measurements say

No benchmark observations have been added for this model. We do not turn a vendor description into a performance score.

Latency and throughput depend on the host, request size, reasoning settings and load. There is no measured speed or global usage figure in this record.

The record behind the model

Why it is included

Inference from the official API-served release and exact Model Studio cards, checked against the reviewed official Qwen public-weight inventory. No corresponding weights are published for this named release in that inventory. Public Qwen2.5-Omni and Qwen3-Omni checkpoints are excluded; their architectures and parameter counts are not treated as the hosted model identity.

Classification evidence (opens in a new tab)

Lifecycle dates

Official research announcement18 Sept 2026Source (opens in a new tab)

Sources reviewed