GPT-5.1

gpt

Azure Cognitive Services · gpt-5.1

Capabilities

Tool CallYes

ReasoningYes

Structured OutputYes

Temperature ControlNo

AttachmentsYes

Open WeightsNo

Input

textimageaudio

Output

textimageaudio

Input$1.25

Output$10.00

Cache Read$0.13

Direct installation coming soon — March 2026

ProviderAzure Cognitive Services

Model IDgpt-5.1

Familygpt

Knowledge Cutoff2024-09-30

Release Date2025-11-14

Last Updated2025-11-14

Context272K

Max Output128K

@ai-sdk/azure