ElevenLabs
This page is auto-generated from model configurations. Last updated: 2026-03-13.
This reference lists all available ElevenLabs audio generation models and their parameters. Use these parameter names when calling the Generation API.
ElevenLabs Multilingual v2
Life-like, emotionally rich text-to-speech model supporting 29 languages.
Model ID: model_elevenlabs-multilingual-v2
Capabilities: txt2audio
LLM Markdown: https://app.scenario.com/api/models/model_elevenlabs-multilingual-v2/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
text | string | Yes | - | - | - | - | The text to convert to speech |
voice | string | No | Aria | - | - | Aria, Roger, Sarah, Laura, Charlie, George, Callum, River, Liam, Charlotte, Alice, Matilda, Will, Jessica, Eric, Chris, Brian, Daniel, Lily, Bill | The voice to use for speech generation |
stability | number | No | 0.5 | 0 | 1 | - | Voice stability, for now the fal api respond with an error if the input is different than 0.5 |
similarityBoost | number | No | 0.5 | 0 | 1 | - | Similarity boost |
styleExaggeration | number | No | 0 | 0 | 1 | - | Style exaggeration |
speed | number | No | 1 | 0.7 | 1.2 | - | Speech speed (0.7-1.2). Values below 1.0 slow down the speech, above 1.0 speed it up. Extreme values may affect quality. |
previousText | string | No | - | - | - | - | The text that came before the text of the current request. Can be used to improve the speech's continuity when concatenating together multiple generations or to influence the speech's continuity in the current generation. |
nextText | string | No | - | - | - | - | The text that comes after the text of the current request. Can be used to improve the speech's continuity when concatenating together multiple generations or to influence the speech's continuity in the current generation. |
languageCode | string | No | - | - | - | ``, en, ca, es, fr, de, it, ja, ko, zh, ru, ar, hi, bn, pa, ta, te, mr, ur, fa, tr, nl, sv, da, no, fi, el, ro, hu, cs, sk, sl, pt, id, th, vi, ms, tl, yo, ig, ha, am, az, be, bg, hr | Language code (ISO 639-1) used to enforce a language for the model. Currently only Turbo v2.5 and Flash v2.5 support language enforcement. |
ElevenLabs Sound Effects v2
Professional sound effects generation for audio production and content creation.
Model ID: model_elevenlabs-sound-effects-v2
Capabilities: txt2audio
LLM Markdown: https://app.scenario.com/api/models/model_elevenlabs-sound-effects-v2/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
text | string | Yes | - | - | - | - | A textual description of the sound effect to generate. |
durationSeconds | number | No | 5 | 0.5 | 22 | - | Duration in seconds (0.5-22). If None, optimal duration will be determined from prompt. |
promptInfluence | number | No | 0.3 | 0 | 1 | - | How closely to follow the sound description. Higher values mean less variation. |
loop | boolean | No | false | - | - | - | Whether to loop the sound effect. |
outputFormat | string | No | mp3_44100_128 | - | - | mp3_22050_32, mp3_44100_32, mp3_44100_64, mp3_44100_96, mp3_44100_128, mp3_44100_192 | Output format of the generated audio. Formatted as codec_sample_rate_bitrate. |
ElevenLabs Turbo v2.5
High-quality, low-latency text-to-speech model in multiple languages.
Model ID: model_elevenlabs-turbo-v2-5
Capabilities: txt2audio
LLM Markdown: https://app.scenario.com/api/models/model_elevenlabs-turbo-v2-5/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
text | string | Yes | - | - | - | - | The text to convert to speech |
voice | string | No | Aria | - | - | Aria, Roger, Sarah, Laura, Charlie, George, Callum, River, Liam, Charlotte, Alice, Matilda, Will, Jessica, Eric, Chris, Brian, Daniel, Lily, Bill | The voice to use for speech generation |
stability | number | No | 0.5 | 0 | 1 | - | Voice stability |
similarityBoost | number | No | 0.5 | 0 | 1 | - | Similarity boost |
styleExaggeration | number | No | 0 | 0 | 1 | - | Style exaggeration |
speed | number | No | 1 | 0.7 | 1.2 | - | Speech speed (0.7-1.2). Values below 1.0 slow down the speech, above 1.0 speed it up. Extreme values may affect quality. |
previousText | string | No | - | - | - | - | The text that came before the text of the current request. Can be used to improve the speech's continuity when concatenating together multiple generations or to influence the speech's continuity in the current generation. |
nextText | string | No | - | - | - | - | The text that comes after the text of the current request. Can be used to improve the speech's continuity when concatenating together multiple generations or to influence the speech's continuity in the current generation. |
languageCode | string | No | - | - | - | ``, en, ca, es, fr, de, it, ja, ko, zh, ru, ar, hi, bn, pa, ta, te, mr, ur, fa, tr, nl, sv, da, no, fi, el, ro, hu, cs, sk, sl, pt, id, th, vi, ms, tl, yo, ig, ha, am, az, be, bg, hr | Language code (ISO 639-1) used to enforce a language for the model. Currently only Turbo v2.5 and Flash v2.5 support language enforcement. |
ElevenLabs v3
Next-generation text-to-speech model with advanced voice synthesis and enhanced naturalness.
Model ID: model_elevenlabs-tts-v3
Capabilities: txt2audio
LLM Markdown: https://app.scenario.com/api/models/model_elevenlabs-tts-v3/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
text | string | Yes | - | - | - | - | The text to convert to speech |
voice | string | No | Aria | - | - | Aria, Roger, Sarah, Laura, Charlie, George, Callum, River, Liam, Charlotte, Alice, Matilda, Will, Jessica, Eric, Chris, Brian, Daniel, Lily, Bill | The voice to use for speech generation |
similarityBoost | number | No | 0.75 | 0 | 1 | - | Similarity boost |
styleExaggeration | number | No | 0 | 0 | 1 | - | Style exaggeration |
speed | number | No | 1 | 0.7 | 1.2 | - | Speech speed (0.7-1.2). Values below 1.0 slow down the speech, above 1.0 speed it up. Extreme values may affect quality. |
languageCode | string | No | - | - | - | ``, en, ca, es, fr, de, it, ja, ko, zh, ru, ar, hi, bn, pa, ta, te, mr, ur, fa, tr, nl, sv, da, no, fi, el, ro, hu, cs, sk, sl, pt, id, th, vi, ms, tl, yo, ig, ha, am, az, be, bg, hr | Language code (ISO 639-1) used to enforce a language for the model. Currently only Turbo v2.5 and Flash v2.5 support language enforcement. |
Updated about 4 hours ago