AI Rate Card

Eleven Flash v2 · vercel

English-only text-to-speech optimized for ultra-low latency in real-time applications. Accepts up to 30,000 characters per request and is billed per input character.

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

All ElevenLabs models at every provider

Price, $ $20.00 / 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-flash-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-flash-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-flash-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-flash-v2",
    "input": "Hello!",
    "voice": "alloy"
  }),
});
console.log(await r.blob());
Request (JSON)
{
  "model": "elevenlabs/eleven-flash-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-flash-v2, prices checked 2026-11-04

Technical details

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