Eleven v3 Alpha overview
Eleven v3 Alpha by ElevenLabs
Eleven v3 Alpha offers flexible prompting and tone control for customizable conversational agents and content automation.
Eleven v3 Alpha specs
- Model ID
elevenlabs/v3_alpha- Developer
- ElevenLabs
- Input
- Text
- Output
- Audio
- Endpoint
POST https://api.aimlapi.com/v1/tts
ElevenLabs v3 Alpha by ElevenLabs is a cutting-edge AI language model designed for high-quality, natural, and context-aware text generation. It leverages advanced deep learning architectures to deliver versatile language understanding and generation capabilities tailored for developers, content creators, and enterprises across diverse domains such as marketing, customer support, education, and content automation.
Technical Specifications
ElevenLabs v3 Alpha supports multimodal textual inputs including prompts, documents, and conversation history, enabling complex and coherent generation across long contexts with a maximum token capacity optimized for multi-turn dialogues and detailed narrative tasks.
Performance Benchmarks
Generation Speed: Low-latency outputs suitable for real-time conversational and interactive applications.
Quality: Produces fluent, human-like, and contextually relevant text with nuanced tone adaptations.
Robustness: Maintains coherence and factual accuracy over extended text generation.
Architecture Breakdown
Built on an optimized transformer-based architecture with enhanced attention mechanisms, ElevenLabs v3 Alpha incorporates fine-tuned language representations and reinforcement learning from human feedback for improved contextual understanding, response relevance, and style adaptability.
Core Features & Capabilities
- Contextual Understanding: Generates coherent, context-aware text aligned with user instructions and conversational history.
- Tone and Style Adaptation: Flexibly adjusts tone, formality, and style based on input cues.
- Multilingual Support: Capable of generating high-quality text in multiple languages with localization options.
- Custom Instruction Following: Enables fine control over output through parameterized prompts and guidelines.
Use Cases & Applications
- Automated content creation for marketing, blogs, and social media.
- Conversational AI for customer service and virtual assistants.
- Educational content generation and tutoring.
- Text summarization, rewriting, and data augmentation for NLP workflows.
Comparison with Other Models
vs GPT-4: ElevenLabs v3 Alpha delivers comparable fluency with stronger customization and style control at optimized cost efficiency.
vs Claude: Offers faster generation with lighter API pricing, emphasizing real-time interactivity and precise tone modulation.
vs Llama 3: Focuses on enhanced contextual memory and conversational coherence, surpassing Llama 3 in multi-turn dialogue handling.
vs Gemini: Provides superior text style adaptability and domain-specific response tuning, ideal for specialized content generation tasks.
Use cases
- Automated content creation for marketing, blogs, and social media.
- Conversational AI for customer service and virtual assistants.
- Educational content generation and tutoring.
- Text summarization, rewriting, and data augmentation for NLP workflows.
Eleven v3 Alpha API pricing
| Usage | Price | Unit |
|---|---|---|
| Speech generation | $0.234 | per generation |
Prices from the AI/ML API price list, checked on Nov 4, 2026.
Eleven v3 Alpha vs other speech models: prices
AI/ML API rates for 5 models, per generation.
| Model | Per generation |
|---|---|
 Eleven v3 Alpha | $0.234 |
 Inworld TTS-1-Max | $0.013 |
 MiniMax Speech 2.6 Turbo | $0.078 |
 Octave 2 | $0.078 |
| MiniMax Speech 2.6 HD | $0.13 |
How to use the Eleven v3 Alpha API
View docs
Build with your agent
Give your agent the model details, code and documentation.
1Get your API key
Create API keyexport AIMLAPI_KEY="8f2b4c7d9a1e6b3f…"2Make your first request
curl 'https://api.aimlapi.com/v1/tts' \
-H "Authorization: Bearer $AIMLAPI_KEY" \
-H 'Content-Type: application/json' \
-d '{
"model": "elevenlabs/v3_alpha",
"text": "Your order has shipped. It will arrive on Thursday between nine and eleven in the morning. Reply to this message if you need to change the delivery time."
}'import os
import requests
headers = {
"Authorization": f"Bearer {os.environ['AIMLAPI_KEY']}",
"Content-Type": "application/json",
}
payload = {
"model": "elevenlabs/v3_alpha",
"text": "Your order has shipped. It will arrive on Thursday between nine and eleven in the morning. Reply to this message if you need to change the delivery time."
}
response = requests.post("https://api.aimlapi.com/v1/tts", headers=headers, json=payload, timeout=120)
response.raise_for_status()
print(response.json())const response = await fetch("https://api.aimlapi.com/v1/tts", {
method: "POST",
headers: {
Authorization: `Bearer ${process.env.AIMLAPI_KEY}`,
"Content-Type": "application/json",
},
body: JSON.stringify({
"model": "elevenlabs/v3_alpha",
"text": "Your order has shipped. It will arrive on Thursday between nine and eleven in the morning. Reply to this message if you need to change the delivery time."
}),
});
if (!response.ok) throw new Error(`HTTP ${response.status}`);
console.log(await response.json());Models similar to Eleven v3 Alpha
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Eleven v3 Alpha FAQ
What inputs and outputs does Eleven v3 Alpha support?
Eleven v3 Alpha takes text as input and returns audio.
How much does Eleven v3 Alpha cost?
Eleven v3 Alpha is priced at $0.234 / 1M tokens.
How is Eleven v3 Alpha billed?
Eleven v3 Alpha is billed per generation, a fixed charge per output rather than by prompt length.
Who created Eleven v3 Alpha?
Eleven v3 Alpha was built by ElevenLabs.
How do I call Eleven v3 Alpha on AI/ML API?
Send a request to https://api.aimlapi.com/v1/tts with elevenlabs/v3_alpha as the model id.
Is Eleven v3 Alpha available through a single API key?
Yes. Eleven v3 Alpha is served through AI/ML API, so the same key and endpoint format used for other models applies.
What makes Eleven v3 Alpha different from standard TTS models?
It is an experimental next-generation text-to-speech model built for enhanced expressiveness and voice quality.
What is the Eleven v3 Alpha model ID?
Use elevenlabs/v3_alpha as the model parameter. Requests go to https://api.aimlapi.com/v1/tts with your AI/ML API key.