GPT 5.6 Terra

GPT-5.6 Terra is a balanced GPT-5.6 model for everyday work, with performance comparable to the previous generation at half the cost.

ReasoningWeb SearchFile InputTool UseVision (Image)Implicit Caching

index.ts

import { streamText } from 'ai'

const result = streamText({
  model: 'openai/gpt-5.6-terra',
  prompt: 'Why is the sky blue?'
})

Throughput24 hours

P50 throughput on live AI Gateway traffic, in tokens per second (TPS). Visit the docs for more info.