A smartphone designed to let AI handle everyday tasks instead of simply assisting with them.

StepFun has announced the StepX Neo, a smartphone featuring an AI agent capable of handling tasks beyond a traditional voice assistant. Unlike typical smartphones, where AI is mainly used to answer questions or assist with specific features, the new device aims to let AI take a more active role in everyday use.
Key Highlights
- System-level Step AOS that controls multiple apps simultaneously.
- Multi-step Amoo AI agent that handles complex bookings and 32-language translation.
- On-device Step Edge model for completely offline processing.
- Unique rear LED display that animates during AI tasks.
- Deep integration with apps like Alipay and Didi.
The StepX Neo introduces a different approach to smartphone interaction, where users can rely on AI to handle various tasks more seamlessly. Here’s everything you need to know about the phone, including its features, availability, and expected price in Nepal.
Who is StepFun?
StepFun is a China-based AI startup that has been developing large AI models and related technologies. The company has gained attention for its work in the generative AI space, where it focuses on building models capable of understanding and generating human-like responses.
While StepFun has mainly been known for its AI software and models, the StepX Neo marks its move into the smartphone market. With this device, the company is expanding beyond AI models and software, bringing its AI expertise into the smartphone hardware space.
What is the StepX Neo?
As mentioned, the StepX Neo is a smartphone introduced by StepFun with a focus on AI-powered interactions. The company describes it as an "agentic smartphone," where AI can understand user instructions and assist with completing tasks that require multiple steps, not just provide simple responses.
The phone comes with StepFun's Amoo AI agent, which is designed to handle tasks based on user instructions. For example, while planning a trip, the AI agent could help users manage different parts of the process, such as organizing information and completing related tasks.
Design and hardware features

While details about the phone are still limited and its main highlight remains the AI-focused experience, the StepX Neo also brings an interesting hardware feature. The phone features a secondary LED display on the back, similar to the rear display feature seen on the Nothing Phone series. The rear display can provide visual feedback and animations while the AI agent is processing tasks or completing actions.
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The Software behind StepX Neo
Step AOS: An AI-focused operating system
On the software side, StepX Neo runs on Step AOS, StepFun's custom operating system designed for AI agent-based smartphone interactions. Unlike traditional smartphone systems where AI features are usually added on top of the existing experience, StepFun says Step AOS is built around its AI agent, allowing it to work more closely with the phone.

With Step AOS, the phone can connect AI with different functions, apps, files, and services across the device. This allows users to ask the AI to perform actions across different parts of the phone without having to manually switch between multiple apps.
Step Edge foundation model and offline AI
StepX Neo is powered by StepFun's in-house Step Edge foundation model, an AI model optimized for smartphone use. The model helps power the phone's AI capabilities and enables on-device processing for tasks that can be handled without depending entirely on cloud servers.
This allows the StepX Neo to offer offline AI assistance for supported features while helping improve response speed and privacy.
Amoo AI Agent: StepFun’s built-in AI agent
StepX Neo comes with Amoo, StepFun's proprietary AI agent designed to respond to natural language commands. The company says Amoo can understand user requests and perform a series of actions across different apps and services. StepFun also claims that Amoo can learn user preferences over time, allowing it to better adapt to how users interact with the device.
What the AI agent can actually do
- Travel planning: Users can ask Amoo to plan a trip, and it can search for flights, recommend accommodation, complete bookings, organize travel details, and save the itinerary.
- Live translation: It can translate live conversations, phone calls, text messages, and text captured through the camera viewfinder across 32 languages and regional dialects.
- Travel assistance: Amoo can help with travel-related tasks such as checking local transit schedules, recommending nearby attractions, accessing saved itineraries offline, reminding users about flight check-ins, and assisting with visa requirements and customs documents.
- Third-party service integration: StepFun has partnered with platforms like Ctrip, Alipay, Didi, Meituan, WPS Office, and CapCut, allowing the AI agent to support more functions beyond the phone's built-in features.
StepX Neo Price in Nepal and Availability
StepFun has not shared the official price or availability details of the StepX Neo yet. The company has introduced it as its first consumer hardware product, but information about launch markets and whether the phone will be available outside China is still limited. I will update this article once more details about the pricing and availability are revealed, so stay tuned for further updates.
- Meanwhile, watch our video about "The Dark Side of Nepal's Second-Hand Phone Market"!
Article Last updated: July 14, 2026







