OpenAI

GPT-5.6 Terra

Model ID:gpt-5.6-terra

gpt-5.6-terra

BalancedStreaming

Context window	1.1 m
Input (CNY / Million Tokens)	¥8
Output (CNY / million tokens)	¥35
Cache read (CNY / million tokens)	¥0
Cache write (1h, yuan / million tokens)	¥5

Prices by channel

Channel	Input	Output	Read Cache	Cache hit	Cache Write (1h)	Cache write (5m)	Multiplier
default-1	¥8	¥35	¥0	¥1	¥5	—	1.00x

Call example

Compatible with the Anthropic Messages native protocol; just fill in your API Key to get started.

Request examplecurl

curl https://<你的中转接口域名>/v1/messages \
  -H "x-api-key: sk-你的Key" \
  -H "anthropic-version: 2023-06-01" \
  -H "content-type: application/json" \
  -d '{
    "model": "gpt-5.6-terra",
    "max_tokens": 1024,
    "messages": [
      { "role": "user", "content": "你好，请简单介绍一下自己" }
    ]
  }'

Back to examplesJSON

{
  "id": "msg_01abcDEF...",
  "type": "message",
  "role": "assistant",
  "model": "gpt-5.6-terra",
  "content": [
    { "type": "text", "text": "你好！我是 GPT-5.6 Terra，很高兴为你服务。\n\n有什么可以帮你？" }
  ],
  "stop_reason": "end_turn",
  "usage": {
    "input_tokens": 303,
    "output_tokens": 73
  }
}

Tool Integration Tutorial

Use this model with your usual AI coding tool, billed per token.

OpenAI Codex Integration Tutorial: Custom Base URL Configuration for GPT

Tutorial on integrating OpenAI Codex (Codex CLI) terminal coding agent: installation, configuring custom Base URLs and keys via environment variables or config.toml, and using GPT models.

CC Reverse Proxy Tutorial: Routing Claude Code and Codex Through a Single Gateway

Use local reverse proxies like cc-switch or claude-code-proxy to forward Claude Code (Anthropic) and Codex (OpenAI) through this gateway, enabling unified billing with a single API key.

Tutorial: Integrating Relay API in Cursor with Custom Base URL

Configure custom API Keys and Base URLs in Cursor's Settings → Models to use your own keys for accessing Claude, GPT, and Gemini models.

Continue Integration Guide: Custom Provider Setup for VS Code

A guide to integrating the Continue extension: add a custom Provider in config.yaml, configure the Base URL and sk- key to unify your usage of Claude, GPT, and Gemini.

View all model pricing Integration Documentation