GPT-5.1 Chat Latest

by OpenAI

Latest GPT-5.1 chat model alias

VisionToolsStructured output
Context window
128K
Max output
16K
Input price
$1.25 /1M
Output price
$10.00 /1M

Available routes

The same GPT-5.1 Chat Latest runs on 1 route through the Opper gateway. Each route has its own data-handling posture.

ProviderRegionZero data retentionTrainingLoggingContractInputOutput
OpenAIUSOpt-inNo (opt-in)
Up to 30 days for abuse monitoring on stateless endpoints. Stateful endpoints (Conversations, ChatKit, Vector Stores) retain until deleted.
Enterprise$1.25$10.00

Human review: Abuse-flagged only

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GPT-5.1 Chat Latest by OpenAI — pricing, benchmarks, hosting routes | Opper AI