AI Rate Card

Eleven Multilingual v2 · vercel

Lifelike text-to-speech with consistent voice quality for long-form audio in 29 languages. Accepts up to 10,000 characters per request and is billed per input character.

Base modelAll models on this baseAll models of the providerto the provider

Price, $ $40.00 / 1M chars

Context —

Accepts text

Last checked 04.11.2026 12:00:14 UTC

Source —

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API

OpenAI-compatible API: the official OpenAI SDKs work with this base URL. Replace YOUR_API_KEY with your key from the provider.

API base URL
https://ai-gateway.vercel.sh/v1
Endpoint
https://ai-gateway.vercel.sh/v1/audio/speech
Model id
elevenlabs/eleven-multilingual-v2
curl
curl https://ai-gateway.vercel.sh/v1/audio/speech \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "elevenlabs/eleven-multilingual-v2", "input": "Hello!", "voice": "alloy"}'
Python
import requests

r = requests.post(
    "https://ai-gateway.vercel.sh/v1/audio/speech",
    headers={"Authorization": "Bearer YOUR_API_KEY"},
    json={
      "model": "elevenlabs/eleven-multilingual-v2",
      "input": "Hello!",
      "voice": "alloy"
    },
)
print(r.json())
JavaScript
const r = await fetch("https://ai-gateway.vercel.sh/v1/audio/speech", {
  method: "POST",
  headers: {Authorization: "Bearer YOUR_API_KEY", "Content-Type": "application/json"},
  body: JSON.stringify({
    "model": "elevenlabs/eleven-multilingual-v2",
    "input": "Hello!",
    "voice": "alloy"
  }),
});
console.log(await r.blob());
Request (JSON)
{
  "model": "elevenlabs/eleven-multilingual-v2",
  "input": "Hello!",
  "voice": "alloy"
}
Response (JSON)
audio bytes (audio/mpeg)

The address is taken from the provider's model list; check it against the provider's documentation.

Provider's API documentation

Source: AI Rate Card, https://airatecard.com/en/c/offer%3Avercel%7Celevenlabs/eleven-multilingual-v2, prices checked 2026-11-04

Technical details

ID: offer:vercel|elevenlabs/eleven-multilingual-v2