Models & Releases

Beyond rate limits: scaling access to Codex and Sora

The secret system behind the world's most popular AI models is finally out.

Deep Dive

OpenAI has detailed the real-time infrastructure that powers continuous access to Sora and Codex, moving beyond simple rate limits. The system combines dynamic rate limiting, granular usage tracking, and a credit-based allocation model to manage massive, global demand. This engineering breakdown explains how the company maintains service stability while scaling to serve millions of users and developers simultaneously without major outages or degraded performance.

Why It Matters

This scalable access model is the hidden backbone enabling the widespread adoption and reliability of today's leading AI tools.