GPT-5.3-Codex is OpenAI’s most advanced agentic coding model, combining the frontier software engineering performance of GPT-5.2-Codex with the broader reasoning and professional knowledge capabilities of GPT-5.2. It achieves state-of-the-art results...
Tokens processed for this model through Reroute, per day, over the last 30 days.
Daily token volume shows up here as soon as the first request for this model completes.