Eleven Turbo V2.5

audio-tts

ElevenLabs' Turbo v2.5 text-to-speech model balancing high-quality voice generation with low latency across 32 languages.

MODALITIES

audio

RELEASED

2026-07-09

Eleven Turbo V2.5 (elevenlabs/eleven-turbo-v2-5) is a audio-tts model from Elevenlabs, released 2026-07-09. Pricing via AIgateway: $0.0001 per 1K chars. Call it via https://api.aigateway.sh/v1/audio/speech — set model="elevenlabs/eleven-turbo-v2-5".

model · elevenlabs/eleven-turbo-v2-5

Use this model

model: elevenlabs/eleven-turbo-v2-5

curl https://api.aigateway.sh/v1/audio/speech \
  -H "Authorization: Bearer $AIGATEWAY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"elevenlabs/eleven-turbo-v2-5","voice":"alloy","input":"Hello, world."}'

curl https://api.aigateway.sh/v1/audio/speech \ -H "Authorization: Bearer $AIGATEWAY_API_KEY" \ -H "Content-Type: application/json" \ -d '{"model":"elevenlabs/eleven-turbo-v2-5","voice":"alloy","input":"Hello world."}'

Capabilities

Pricing

Per 1K chars$0.0001

You pay pass-through pricing.

See API example →Compare API reference See usage ranking →

Collections

More audio models →More from Elevenlabs →Frontier models →Free-tier models →

API schema

Call Eleven Turbo V2.5 from any OpenAI SDK

POST https://api.aigateway.sh/v1/audio/speech·Content-Type: application/json·Auth: Bearer sk-aig-...

Request body

json

{
  "model": "elevenlabs/eleven-turbo-v2-5",
  "input": "Hello from AIgateway.",
  "voice": "alloy",
  "format": "mp3",        // mp3 | wav | flac | opus
  "speed": 1.0
}

Response

json

// Binary audio stream in the requested format (mp3 by default).
// Content-Type: audio/mpeg  (or audio/wav, audio/flac, audio/opus)
// Read the response body directly to a file.

Quickstart

from openai import OpenAI
client = OpenAI(base_url="https://api.aigateway.sh/v1", api_key="sk-aig-...")

r = client.audio.speech.create(model="elevenlabs/eleven-turbo-v2-5", voice="alloy", input="Hello world.")
r.stream_to_file("out.mp3")

Errors

401authentication_errorInvalid or missing API key

402insufficient_creditsWallet empty (PAYG only)

404not_foundUnknown model or endpoint

429rate_limit_errorOver per-minute limit — see Retry-After header

500server_errorUpstream provider failed (retryable)

503service_unavailableUpstream saturated (retryable)

Full docs →API reference →OpenAPI spec →llms.txt →

Frequently asked questions

What is Eleven Turbo V2.5?

ElevenLabs' Turbo v2.5 text-to-speech model balancing high-quality voice generation with low latency across 32 languages. It is a audio-tts model from Elevenlabs, accessible via AIgateway's OpenAI-compatible API at slug elevenlabs/eleven-turbo-v2-5.

How much does Eleven Turbo V2.5 cost via AIgateway?

Pass-through pricing. See the pricing panel on this page for exact rates.

How do I call Eleven Turbo V2.5 from my code?

Point the OpenAI SDK at https://api.aigateway.sh/v1 with your AIgateway key and set model to "elevenlabs/eleven-turbo-v2-5". The request and response shapes match OpenAI exactly.

Does Eleven Turbo V2.5 support streaming, tool calling, vision, and JSON mode?

Streaming — no. Tool calling — no. Vision — no. JSON mode — no. Prompt caching — no.

Can I bring my own Elevenlabs API key (BYOK)?

Yes. Attach a Elevenlabs key in your AIgateway dashboard and this model flips to pass-through — you pay Elevenlabs directly and AIgateway adds no platform fee on those calls.