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 CachingWebsockets
index.ts
import { streamText } from 'ai'
const result = streamText({ model: 'openai/gpt-5.6-terra', prompt: 'Why is the sky blue?'})More models by OpenAI
| Model |
|---|
| 1.1M | 1.4s | 179tps | $1/M | $6/M | Read: $0.1/M Write: $1.25/M | $10/K + input costs | +4 |    | 07/09/2026 | |||
| 1.1M | 3.4s | 80tps | $5/M | $30/M | Read: $0.5/M Write: $6.25/M | $10/K + input costs | +4 | | 07/09/2026 | |||
| 1.1M | 1.3s | 63tps | $2.50/M | $15/M | Read: $0.25/M Write: — | $10/K + input costs | +4 | | 03/05/2026 | |||
| 400K | 4.2s | 186tps | $0.05/M | $0.40/M | Read:$0.01/M Write:— | $14/K + input costs | +3 | | 08/07/2025 | |||
| 400K | 4.6s | 117tps | $0.25/M | $2/M | Read:$0.03/M Write:— | $14/K + input costs | +3 | | 08/07/2025 | |||
| 131K | 0.2s | 466tps | $0.35/M | $0.75/M | Read:$0.25/M Write:— | — |   +5 | 08/05/2025 |