OpenAI: GPT-5 Codex (batch)

GPT-5-Codex is a specialized version of GPT-5 optimized for software engineering and coding workflows. It is designed for both interactive development sessions and long, independent execution of complex engineering tasks.

• Context window: 400,000 tokens
• Input: text, image
• Output: text
• Pricing: $0.625/M input tokens, $5/M output tokens

View on OpenRouter. Model data sourced from OpenRouter.