Vercel AI Gateway
gpt-realtime-2.1
Speech generation model for controllable voice, narration, and audio delivery
openai/gpt-realtime-2.1Context
128K
Max output
32K
Input $/M
$4.00
Output $/M
$24.00
Cache read $/M
$0.40
Cache write $/M
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Against the catalogue
Context window128K
Larger than 25% of the 5,751 models listed
Input price$4.00
Cheaper than 10% of priced models
Capabilities
Reasoningsupported
Tool callingnot supported
Structured outputnot supported
Attachmentsnot supported
Temperaturesupported
Open weightsnot supported
Interleaved thinkingnot supported
Modalities
Input
TextAudio
Output
TextAudio
Reasoning controls
effortminimal, low, medium, high, xhighPricing detail
| Rate | Base $/M |
|---|---|
| Input | $4.00 |
| Output | $24.00 |
| Cache read | $0.40 |