Model information
Released
2026-07-06
Context window
128K
Max output
32K
Weights
Closed
Modalities
Input
AudioImageText
Output
AudioText
Identity
- Version
- gpt-realtime-2.1
- Knowledge cutoff
- 2024-09-30
- Aliases
- GPT-Realtime-2.1
Capabilities
AttachmentsReasoningTool call
Official price
input $4/M · output $24/M
cache read $0.4/M
Providers
| Provider | Provider model ID | Protocol | Context | Max output | Input | Output | Capabilities | Notes | Pricing | Streaming |
|---|---|---|---|---|---|---|---|---|---|---|
| Vercel AI Gateway | openai/gpt-realtime-2.1 | openai_chat | 128K | 32K | ReasoningTemperature | - | input $4/M · output $24/M cache read $0.4/M | Yes | ||
| OpenAI | gpt-realtime-2.1 | openai_responses | 128K | 32K | AttachmentsReasoningTool call | - | input $4/M · output $24/M cache read $0.4/M | Yes |