gpt-realtime-2.1
GPT-Realtime-2.1 updates GPT-Realtime-2 with improved alphanumeric recognition, silence and noise handling, and interruption behavior. It supports speech-to-speech interactions with configurable reasoning effort, instruction following, and 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-2.1', });
return Response.json({ token, url, tools: [] });}More models by OpenAI
| Model |
|---|
| 1.1M | 1.4s | 189tps | $1/M | $6/M | Read: $0.1/M Write: $1.25/M | $10/K + input costs | +4 |    | 07/09/2026 | |||
| 1.1M | 1.5s | 107tps | $5/M | $30/M | Read: $0.5/M Write: $6.25/M | $10/K + input costs | +4 | | 07/09/2026 | |||
| 1.1M | 1.5s | 76tps | $2.50/M | $15/M | Read: $0.25/M Write: $3.13/M | $10/K + input costs | +4 | | 07/09/2026 | |||
| 1.1M | 1.9s | 52tps | $2.50/M | $15/M | Read: $0.25/M Write: — | $10/K + input costs | +4 | | 03/05/2026 | |||
| 400K | 7.6s | 141tps | $0.05/M | $0.40/M | Read:$0.01/M Write:— | $14/K + input costs | +3 | | 08/07/2025 | |||
| 400K | 4.8s | 121tps | $0.25/M | $2/M | Read:$0.03/M Write:— | $14/K + input costs | +3 | | 08/07/2025 |