Models / gpt-5.1

gpt-5.1Premium

OpenAI/CONTEXT 256K/TOKEN BILLING/1 ENDPOINTS

OVERVIEW

OpenAI's flagship, with advanced reasoning and stable multilingual performance. A third-party commercial model at the official pass-through price.

REASONINGCHAT

PRICING

TypeUnit price (USD)
Input$1.25
Cache input$0.125
Output$10.00

※ Per 1M tokens, in USD. A third-party commercial model, passed through at the official price with 0% markup.

ENDPOINTS

openai /v1/chat/completions
POST

GROUP PRICING

The multiplier is the price coefficient per contract group. Standard accounts use default (1.0x).

GroupMultiplierInputOutput
default1.0x$1.25$10.00