模型详情
gpt-5.1-codex-max
GPT-5.1-Codex-Max is OpenAI’s latest agentic coding model, designed for long-running, high-context software development tasks. It is based on an updated version of the 5.1 reasoning stack and trained on agentic workflows spanning software engineering, mathematics, and research. GPT-5.1-Codex-Max delivers faster performance, improved reasoning, and higher token efficiency across the development lifecycle.
模型规格
- 上下文长度
- 400K
- 最大输出
- 128K
- 输入/输出模态
- 文本 / 图像
- 发布日期
- 2025-12
02
API 端点
单一 MixRoute 网关，OpenAI 兼容
-
OpenAI-compatible
/v1/chat/completionsPOST
03
价格
固定费率，单位：/1M Tokens
输入
$1.2500 /1M Tokens
补全
$10.0000 /1M Tokens
05
选型摘要
快速判断是否适合你的工作负载
What is this model good for?
Long-running, high-context software development workflows
Use gpt-5.1-codex-max for extended agentic work across software engineering, mathematics, and research-oriented development tasks.
What should you check before using it?
Constrain long-running execution before scaling
Set clear task boundaries, tool permissions, time limits, and review checkpoints, then assess token efficiency and completion quality.
How should you start?
Use gpt-5.1-codex-max on a supervised long task
Begin with model ID gpt-5.1-codex-max in a sandboxed workflow where intermediate changes and final output can be reviewed.
08
Token 成本估算
基于本页价格的实时估算，非实际账单
此模型没有缓存读取价格，不计算缓存费用
单一端点，可验证的决策
使用相同的请求格式测试此模型和备用路由
从真实工作负载开始，再由质量、总成本和故障条件决定是否接入生产流量。