GPT Realtime 2: API pricing, providers and specs
GPT Realtime 2 is a audio model by OpenAI. 2 providers serve it, from $19.20 to $24 /1M; the lowest price is at CometAPI.
How GPT Realtime 2 compares
Against the 43 audio models on the site priced the same way.
- Pricey for its class: at $19.20 /1M, its lowest price is above 86% of comparable models (median $6.15).
- 2 providers serve it; 41% of comparable models have fewer.
GPT Realtime 2 prices by provider
Every provider's list price, read from its own price page or API. A price marked “from” changes with context length, resolution or mode.
| Provider | Input | Output | Prompt caching | Context |
|---|---|---|---|---|
 CometAPI | $3.20/1M | $19.20/1M | — | — |
| Vercel AI Gateway | $4/1M | $24/1M | $0.40/1M | — |
- CometAPI$19.20
- Vercel AI Gateway$24
Specs
- Type
- Audio
- Maker
- OpenAI
- Inputs
- Text, Audio
- Outputs
- Text, Audio
- Context
- —
- Max output
- —
- Capabilities
- Prompt caching, Tool calling
- Released
- May 7, 2026
- License
- —
- Open weights
- —
Alternatives to GPT Realtime 2
Same kind of model from other makers, at a similar price.
| Model | Lowest price | Context | Arena | Providers |
|---|---|---|---|---|
| GPT Realtime 2this model | $19.20/1M | — | — | 2 |
 Gemini 3.1 Flash TTS Preview | $14/1M | 8K | — | 10 |
 Qwen Audio 3.0 Realtime Plus | $6.40/1M | — | — | 1 |
| Gemini 2.5 Flash Lite Preview TTS | $10/1M | — | — | 1 |
| Gemini 2.5 Flash TTS | $10/1M | 8K | — | 4 |
| Gemini 2.5 Pro TTS | $14/1M | 8K | — | 5 |
| Gemini 3.5 Live Translate Preview | $21/1M | 131K | — | 1 |
| Gemini 3.5 Transcribe | $12/1M | — | — | 3 |
| Gemini 3.5 Transcribe Live | $21/1M | — | — | 2 |
More from OpenAI
GPT Realtime 2 FAQ
The lowest price for GPT Realtime 2 is $19.20 /1M, at CometAPI.
CometAPI, at $19.20 /1M. 2 providers serve GPT Realtime 2; the table above lists every one with its price.
We have not found GPT Realtime 2's weights published by its maker.
2 API providers serve GPT Realtime 2. Compare their prices above, or open a provider to see everything it offers.
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