gpt-realtime-2
GPT Realtime 2 is our most capable realtime voice model. It supports speech-to-speech interactions with configurable reasoning effort, stronger instruction following, and more reliable tool use for complex voice-agent workflows.
index.ts
import { gateway } from '@ai-sdk/gateway';
export async function POST() { const { token, url } = await gateway.experimental_realtime.getToken({ model: 'openai/gpt-realtime-2', });
return Response.json({ token, url, tools: [] });}Playground
Try out gpt-realtime-2 by OpenAI. Usage is billed to your team at API rates. Free users (those who haven't made a payment) get $5 of credits every 30 days.
gpt-realtime-2Voice agent
Talk to a realtime agent. It listens to your voice and replies in text.
Start the session and ask the agent something.
Providers
Route requests across multiple providers. Copy a provider slug to set your preference. Visit the docs for more info. Using a provider means you agree to their terms, listed under Legal.
| Provider |
|---|
OpenAI | $4.00/M+1 more | $24.00/M | Read:$0.4/M Write:— | — | — | 05/07/2026 |
More models by OpenAI
| Model |
|---|
| 1M | 0.8s | 39tps | $5.00/M | $30.00/M | Read: $0.5/M Write: — | $10.00/K + input costs | — | +4 |   | 04/24/2026 | |||
| 400K | 1.8s | 236tps | $0.75/M | $4.50/M | Read:$0.07/M Write:— | $10.00/K + input costs | — | +4 | | 03/17/2026 | |||
| 400K | 0.5s | 163tps | $0.20/M | $1.25/M | Read:$0.02/M Write:— | $10.00/K + input costs | — | +4 | | 03/17/2026 | |||
| 1.1M | 1.6s | 85tps | $2.50/M | $15.00/M | Read: $0.25/M Write: — | $10.00/K + input costs | — | +4 | | 03/05/2026 | |||
| 400K | 4.1s | 137tps | $0.25/M | $2.00/M | Read:$0.03/M Write:— | $14/K + input costs | — | +3 | | 08/07/2025 | |||
| 131K | 0.2s | 766tps | $0.35/M | $0.75/M | Read:$0.25/M Write:— | — | — |   +5 | 08/05/2025 |