OpenAI Codex API 基于 GPT-5 Codex 模型打造,提供先进的编码能力。它支持代码生成、调试,并凭借可扩展的推理深度,支持复杂的工程工作流。

Model Type:
Pricing: Input 560 credits / 1M tokens (≈ $2.80), Cached Input 56 credits / 1M tokens (≈ $0.28), Cache Writes 700 credits / 1M tokens (≈ $3.50), Output 2800 credits / 1M tokens (≈ $14.00). ~72% cheaper than official pricing. High-tier top-ups (+10% bonus) bring effective pricing down to ~90% of the above.

Automatically append previous messages to maintain multi-turn context. May increase token usage.

Function calling
Web Access
Reasoning effort
Stream Response

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试用 GPT-5 系列 OpenAI Codex API

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GPT-5.3-Codex API:带来更强大的代理式编程能力
GPT-5.3-Codex Model 性能提升 25%
GPT-5.3-Codex API 提供更丰富的推理控制选项
SWE-Bench Pro 评测结果业界领先
不止于代码:全方位专业工作流支持
增强的计算机操作与实战任务处理能力

OpenAI Codex API helps developers turn product ideas into working features quickly. With GPT-5.3 Codex handling structured code generation, teams can scaffold modules, wire APIs, and implement backend logic with fewer iterations.

ChatGPT Codex analyzes complex logic and identifies root causes across multi-file systems. Using Codex API for debugging allows developers to refine patches, improve structure, and modernize legacy code without breaking functionality.

GPT-5.3 Codex API is ideal for extended workflows that require deep reasoning. From restructuring large repositories to handling multi-step architectural updates, it supports tasks that go beyond simple prompt-to-code generation.

OpenAI Codex API generates meaningful unit tests and edge-case coverage aligned with real project logic. Teams can use Codex API to strengthen validation pipelines and improve reliability across production codebases.

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