ElevenLabs Multilingual Voice Changer v2

elevenlabs/eleven-multilingual-sts-v2

This speech-to-speech model powers Voice Changer, converting a recording into another voice in 29 languages while keeping whispers, laughs and other delivery details. It succeeded English STS v2 in February 2024 and remains the recommended Voice Changer model.

Get API Key Read the Docs

curl "$AUDIOLAB_API_URL/v1/inference" \
  -H "Authorization: Bearer $AUDIOLAB_API_KEY" \
  -H "Idempotency-Key: $AUDIOLAB_REQUEST_ID" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "elevenlabs/eleven-multilingual-sts-v2",
  "audio": "data:audio/wav;base64,BASE64_MONO_16KHZ_PCM16_WAV",
  "voice": "JBFqnCBsd6RMkjVDRZzb"
}'

Input Price: $0.102 / minute
Output Price: —
Input: Audio
Output: Audio

Capabilities

Explore what ElevenLabs Multilingual Voice Changer v2 supports, then use the API section for a request tailored to this model.

Model Information

Provider: ElevenLabs
Product: Audio Processing
Release Date: Feb 9, 2024
Data Policy: Configurable
Region: Unknown
Input: Audio
Output: Audio

Provider Documentation

Playground

Try ElevenLabs Multilingual Voice Changer v2 by ElevenLabs. Requests use the selected workspace’s credits and API pricing.

ElevenLabs Multilingual Voice Changer v2

This model uses a dedicated input format. Explore its API example or open the supported playground.

View API reference

Providers

Compare available endpoints, pricing, and context limits for ElevenLabs Multilingual Voice Changer v2.

Provider	Context	Output	Input Price	Output Price	Endpoint
ElevenLabs	Not specified	Audio	$0.102 / minute	—	`eleven_multilingual_sts_v2`

Prices are catalog rates. Your workspace’s estimate and endpoint pricing determine the final charge.

Input and Output Limits

Formats and limits AudioLab enforces on each request.

Limit	Value
Max units	960000
Path	/v1/inference
Native	{"pricingBasis":"published-units-v1","output_format":"mp3_44100_128","meter":"input-samples","sample_rate":16000}

Status

Current catalog availability. Your workspace’s access is checked separately before a request runs.

Checking availability…

A live availability check is not available right now.

Getting Started

Use your workspace API key and the exact model identifier below. Set the API URL to the endpoint shown in your workspace and keep credentials on your server.

curl "$AUDIOLAB_API_URL/v1/inference" \
  -H "Authorization: Bearer $AUDIOLAB_API_KEY" \
  -H "Idempotency-Key: $AUDIOLAB_REQUEST_ID" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "elevenlabs/eleven-multilingual-sts-v2",
  "audio": "data:audio/wav;base64,BASE64_MONO_16KHZ_PCM16_WAV",
  "voice": "JBFqnCBsd6RMkjVDRZzb"
}'

Read the Endpoint Reference

Request Parameters

Available parameters depend on the provider and request format. The endpoint reference explains accepted values and required fields.

Parameter	Details
`model`	`elevenlabs/eleven-multilingual-sts-v2` — Required model identifier.
`audio`	View Accepted Values
`voice`	View Accepted Values
`seed`	View Accepted Values

Input and Output Limits

Formats and limits AudioLab enforces on each request.

Limit	Value
Max units	960000
Path	/v1/inference
Native	{"pricingBasis":"published-units-v1","output_format":"mp3_44100_128","meter":"input-samples","sample_rate":16000}

Similar Models

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Model	Context	Input Price	Output Price
ElevenLabs Sound Effects v2ElevenLabs	Not specified	$0.102 / minute	—
ElevenLabs v3 DialogueElevenLabs	Not specified	$68.00 / 1M characters	—
ElevenLabs Voice IsolatorElevenLabs	Not specified	$0.102 / minute	—
ElevenLabs English Voice Changer v2ElevenLabs	Not specified	$0.102 / minute	—

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