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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: [] });
}

Providers

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Provider
Context
Latency
Throughput
Input
Output
Cache
Web Search
Per Query
Capabilities
ZDR
No Training
Release Date
OpenAI
$4.00/M+1 more
$24.00/M
Read:$0.4/M
Write:
05/07/2026