GPT-5.1
ClosedGeneral LLMReasoningTool useVision
400Kcontext
$1.25 / $10per 1M tokens (in / out)
—parameters
8stories in our feed
Specs
hover a value to see its sourceContext window400K
Max output125K
Parameters—
Knowledge cutoff2024-09-30
LicenceProprietary
Commercial useAPI only
InputText · Image
OutputText
Familygpt
API price
USD per 1M tokensInput$1.25
Output$10
Cached input$0.125
No price change recorded since we started tracking.
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