Model prices / OpenAI / GPT-Realtime-1.5
GPT-Realtime-1.5
OpenAI · released 2026-02-23
No price from the maker itself is on record for GPT-Realtime-1.5. The lowest of 1 providers is Vercel AI Gateway: $4 per 1M input tokens and $16 per 1M output tokens (as of 2026-11-12). Context window: 32K tokens, up to 4.1K output tokens per request.
Price by providerUSD per 1M tokens
| Provider | Input | Output | Cached | Notes | |
|---|---|---|---|---|---|
 Vercel AI GatewayLowestopenai/ | $4 | $16 | $0.4 | Lowest | Official docs |
Providers are those listed by models.dev. This site has not vetted them one by one; each provider's own page has the binding price.
About
Realtime speech-to-speech model for voice agents and customer support
Description from models.dev.
Specs
- Type
- Realtime
- Context
- 32K
- Max output
- 4.1K
- Input
- Text, Audio
- Output
- Text, Audio
- Reasoning
- No
- Tool calling
- Yes
- Structured output
- —
- Knowledge cutoff
- 2024-09-30
- Open weights
- No
- Released
- 2026-02-23
Source
Prices and specs come from models.dev (MIT licence), updated 2026-11-12. Each provider's name links to its official docs. A provider priced at 0 usually includes the model in a subscription; it is not necessarily a free API.