国诚投顾：OpenAI转型平台化，生态协作成AI产业发展新引擎

Core Insights - OpenAI represents a technology-centric approach with a closed-source ecosystem, achieving user growth through "tech - blockbuster" strategies, with MAU surpassing 1 billion [1] - Since the launch of ChatGPT in November 2022, user engagement has increased significantly, with message volume growing over 7 times from launch to September 2025, and over 5 times from July 2024 to July 2025 [1] - OpenAI is transitioning from a product-based company to a platform-based company, positioning itself as "the Windows of the AI era," which is expected to lead to rapid revenue growth, with projections of reaching $200 billion by 2030 and a CAGR of 92% from 2024 to 2030 [1] - In the competition for users, ByteDance's Doubao and Tencent's Yuanbao are developing their respective platforms, with Doubao achieving significant MAU growth and positioning itself as a leading domestic AI application [1] Domestic Platformization - The AI entry point in China may revert to a software ecosystem, with Tencent and ByteDance each holding advantages, as their super apps dominate nearly 60% of internet user engagement [2] - Tencent's WeChat provides a social entry point, while ByteDance's Douyin dominates content entry, facilitating the platformization of Yuanbao and Doubao [2] - The core value of large models is shifting from "disruptor" to "enabler," with collaborative ecosystems being the optimal path for platform evolution [2] Investment Strategy - The dual-driven strategy of "ToC for branding and ToB for business" is emerging as an industry consensus, emphasizing the importance of brand reputation and user retention [3] - Platformization can drive large model vendors from a "subscription + API" model to a "platform revenue sharing" model, making user accumulation and platform transformation capabilities the focus of future competition [3]