gpt-5-main-0b1a38a4·1 events·first seen Aliases: gpt-5-main
OpenAI has published the system card for GPT-5, revealing a unified model routing architecture that dynamically selects among multiple sub-models: gpt-5-main, gpt-5-thinking, and lightweight variants such as gpt-5-thinking-nano. The routing system is designed to balance speed and capability depending on task requirements and deployment context. This document provides the first official safety and capability disclosure for the GPT-5 model family.