Huawei's annual Developer Conference returned to Songshan Lake in Dongguan this week, and the headline announcement was clear from the moment the keynote stage lights came up: HarmonyOS 7 is here, and it represents the most significant shift in Huawei's software philosophy since the platform's inception. This is no longer just an alternative mobile operating system. With HarmonyOS 7, Huawei is positioning its platform squarely in the age of AI agents β and the numbers backing that claim are hard to ignore.
HarmonyOS 7: The AI Agent Operating System
Richard Yu, Huawei's Consumer Business Group CEO, took the stage to unveil what he called "the first truly intelligent operating system built for the AI era." HarmonyOS 7 introduces a system-level AI Agent architecture that fundamentally changes how the platform interacts with users and third-party applications. Rather than responding to isolated voice commands, Xiaoyi β Huawei's built-in AI assistant β has been upgraded into a persistent, context-aware Agent that operates across apps, device states, and user habits.
The AI Agent can proactively manage tasks: scheduling based on calendar context, drafting responses across messaging apps, organizing files based on usage patterns, and even autonomously negotiating smart home device schedules. It is, in essence, a personal digital chief of staff embedded directly into the operating system β not an app layer sitting on top of the OS, but a foundational part of the platform itself.
Xiaoyi, the AI assistant, now handles 3 billion daily wake-ups across the HarmonyOS device ecosystem. That scale of interaction generates enormous behavioral data that Huawei is using to refine its agentic capabilities continuously. The more users interact with the system, the more precisely it anticipates needs and automates routines.
Performance Gains and Technical Improvements
Beyond the AI layer, HarmonyOS 7 delivers a measurable 15% performance improvement over its predecessor, HarmonyOS 6. Huawei's engineering team focused on reducing kernel-level latency, optimizing memory allocation for background processes, and improving the efficiency of the distributed data management layer that underpins HarmonyOS's cross-device ecosystem.
One of the most technically impressive announcements at HDC 2026 was the 3D spatialization breakthrough. HarmonyOS 7 now supports three-dimensional scene reconstruction ranging from small objects to indoor spaces approaching 1,000 square meters β all captured using standard device cameras combined with onboard AI processing. This capability opens doors for applications in interior design, e-commerce product visualization, and immersive AR experiences that don't require specialized depth-sensing hardware.
New privacy and sharing features also debuted. Hongmeng Star Shield (ιΈΏθζηΎ) introduces a refined permission management architecture with granular app behavior monitoring. A new "Tap to Share" (η’°δΈη’°εδΊ«) feature enables instantaneous, secure file and link sharing between nearby HarmonyOS devices with a single physical tap. And "δΊ²ε―ε" (Intimate Circle) lets users create tightly controlled sharing groups for family members, with streamlined media access and location sharing controls.
Scale: 660 Million Devices and Rising
HarmonyOS 6 has already reached 66 million connected devices β a figure that encompasses smartphones, tablets, smartwatches, smart TVs, in-vehicle systems, and IoT hardware across Huawei's product ecosystem. That installed base gives HarmonyOS a distribution advantage that few emerging platforms can match. Developers building for HarmonyOS are writing for an audience that already exists at scale.
More telling is the smartphone market position. HarmonyOS has surpassed iOS to become China's second-largest smartphone operating system, commanding a 19% market share domestically. Huawei's own smartphone market share in China has climbed to 20% β its highest level since Q4 2020, when the company was still at the height of its pre-sanctions momentum. The combination of compelling hardware and a differentiated software platform is clearly resonating with Chinese consumers.
The Developer Ecosystem: 1.1 Million Registrations and Counting
A platform is only as strong as its developer community, and Huawei reported 1.1 million registered developers on the HarmonyOS developer platform β a significant milestone for a platform that only began serious third-party ecosystem building a few years ago. These developers have access to more than 400,000 available applications and services in the HarmonyOS app catalog, covering everything from productivity tools to entertainment, navigation, and enterprise software.
On the open-source side, the OpenHarmony project β the open-source foundation that Huawei contributes to β has accumulated 1.3 billion ecosystem devices running its code base. Over 13,000 individual code contributors have submitted to the project, and more than 100 commercial distributions of OpenHarmony are now available from various hardware manufacturers. This open-source momentum gives the platform a resilience that is not solely dependent on Huawei's own commercial interests.
What the AI Agent Era Means Going Forward
HarmonyOS 7's AI Agent architecture is the clearest signal yet that Huawei is thinking beyond the smartphone. As AI agents become the primary interface between users and their digital lives, the operating system that best supports agentic workflows β across phones, tablets, PCs, cars, and IoT devices β will capture the most value. Huawei's all-scenario distributed strategy, which HarmonyOS was designed from the ground up to enable, positions it well for a world where computing is not confined to a single screen.
The question for international markets remains the same as ever: without Google Mobile Services, Huawei must rely on its own ecosystem and alternative app distribution channels to serve users outside China. But inside China, where HarmonyOS was always going to matter most, the platform's trajectory is unmistakably upward. HDC 2026 was not just a product launch. It was a statement of intent about where Huawei believes the future of mobile computing lies β and that future is AI-first, distributed, and already in users' hands.