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ELEVENLABS / eleven_v4_turbo

Eleven v4 Turbo

Eleven v4 variant optimized for voice agents and expressive real-time responses.

01 / SUMMARY

The essential

ORIENTATIONLow-latency speech synthesis

Primary use stated or inferred cautiously from official documentation.

CONTEXTVoiceover text

Maximum input capacity when published by the source.

EXITStreaming audio

Documented maximum generation limit.

ACCESSElevenAPI · ElevenAgents

Verified availability channels.

MODEL TYPEVoice and audio

Primary functional family and verified specialties.

LICENSEProprietary

Declared terms for API access, model weights, or self-hosting.

02 / TECHNICAL SHEET

Limits and integration

API IDeleven_v4_turbo
Model typeVoice and audio
Access modelPaid proprietary
LicenseProprietary
DeploymentHosted API
Release28 SEP 2026
Knowledge cutoffNot published
EntranceText
ExitAudio · Multi-speaker dialogue
Context windowVoiceover text
maximum outputStreaming audio
ReasoningNot published
Published toolsStreaming · Professional voice cloning
Structured OutingsNot published
Batch processingNot published
Prompt cacheNot published
Fine-tuningNot published
Verified platformsElevenAPI · ElevenAgents
BEST SUITED FOR

Phone agents and interactive voice conversations.

WORTH MONITORING

Measures end-to-end latency, including network and playback.

03 / CAPABILITIES

What it can do

01

Orientation

Phone agents and interactive voice conversations.

02

Context

Voiceover text · Streaming audio

03

Tools and integration

Streaming · Professional voice cloning

04

Access

ElevenAPI · ElevenAgents

Input modalities
Text
04 / PRICES

Documented cost

ConceptWorthUnit/condition
Standard inputNot publishedStandard API rate
Cached inputNot publishedReading reused prefixes
Cache write or storageNot publishedThe condition varies by provider
Standard outputNot publishedMay include reasoning tokens
Batch inputNot publishedAsynchronous processing
Batch outputNot publishedAsynchronous processing

Consult the primary source before budgeting for a deployment.

i Prices change and may depend on level, region or context length. Check the source before making a decision.

05 / EVALUATIONS

How to read the results

“

A public benchmark provides guidance, but does not replace an evaluation with your data, tools, budget, and error tolerance.

i We have not found published benchmarks for this model.

Inferama only highlights a “best result” when the metric, test set, configuration, and date allow for an equivalent comparison. The supplier's figures are presented as claims from its own source.

06 / VERSIONS

Chronology

Eleven v4 Turbo

Version added to Inferama's verified catalog.

07 / SOURCES

Traceability