GPT 5 Codex
GPT-5 Codex 优化版，专为代码生成和软件工程任务优化。支持 Responses API，擅长修复 Bug、代码编辑和复杂代码库问答。
- Vendor: OpenAI
- Context window: 400K tokens
- Official list price: input $1.25 / output $10 per 1M tokens
- Access: OpenAI-compatible API via HefuAI Platform (one key for all models)