AI for Production: we'll match your first deposit 100% (x2 credits), up to $1,000 in bonus credits. Limited time.Bonus termsGet API key

LLM API
ElevenLabsText to speechReleased September 28, 2026

Eleven v4

Eleven v4 turns text into speech for $0.08 per 1K characters on LLM API.

Pricing

Served by ElevenLabs, the only provider.

Eleven v4 prices on LLM API
Text to speech$0.08/ 1K charactersper 1K characters

Call Eleven v4

POST /v1/audio/speechSet LLMAPI_KEY to your LLM API key.Speech docs

import os

from openai import OpenAI

client = OpenAI(
    base_url="https://api.llmapi.ai/v1",
    api_key=os.environ["LLMAPI_KEY"],
)

speech = client.audio.speech.create(
    model="eleven_v4",
    voice="CwhRBWXzGAHq8TQ4Fs17",
    input="Hello from LLM API",
)
speech.write_to_file("hello.mp3")

More from ElevenLabs

All ElevenLabs audio models

Prices synced .

You've been invited to LLM API

Top up $50 or more and the friend who invited you gets $20 in credits. We pay the $20; your credits stay yours. Referral terms

Sign up