Model Guide
Choose the right model, understand costs, integrate correctly
Model Comparison
| Model | Speed | Cost | Context | Use Cases |
|---|---|---|---|---|
| GPT-5.3 Codex | Fast | $$ | 128K | Code generation, technical tasks |
| Claude Opus 4.6 | Medium | $$$ | 200K | Complex reasoning, long documents |
| Claude Sonnet 4.6 | Fast | $$ | 200K | 日常对话、通用任务 |
| Gemini 3.1 Pro | Fast | $ | 2M | 超长Context、多模态 |
Model选择器
你的需求是？
推荐：GPT-5.3 Codex
- SpeedFast，适合实时交互
- 代码能力强
- Cost适Medium
API Key 接入
环境变量配置（推荐）
export OPENAI_API_KEY="sk-..."
export ANTHROPIC_API_KEY="sk-ant-..."⚠️ 安全提示
- • Never hardcode keys in code or config files
- • Use .env.local and add to .gitignore
- • 定期轮换 API Key