On October 6, 2025, OpenAI held its DevDay Developer Conference in San Francisco, unveiling a host of new offerings including the ChatGPT Apps SDK, AgentKit, and GPT-5 Codex. The company also disclosed several critical metrics, providing insights into the shifting landscape of the AI sector. During the event, Altman revealed that OpenAI now has a developer community of 4 million strong, with ChatGPT boasting over 800 million weekly active users and API consumption soaring to 6 billion requests per minute. These statistics underscore the transition of AI technology from the research lab to widespread deployment, evolving from a mere auxiliary tool to a catalyst for value creation.

The ChatGPT Apps SDK empowers developers to seamlessly integrate native applications directly into ChatGPT, incorporating external services to offer a unified, all-in-one AI experience. Meanwhile, AgentKit provides a comprehensive toolkit for intelligent agent development, facilitating visual workflow design and swift integration of interactive agent interfaces. Moreover, OpenAI introduced new model APIs, such as the GPT-5 Pro API and Sora 2 API, further democratizing access to cutting-edge AI capabilities.

These announcements and data points collectively highlight how AI technology is profoundly transforming every facet of human society. They herald a complete overhaul of multimodal content production, signal an impending efficiency revolution for businesses, and mark the emergence of an AI-native application ecosystem.