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StepFun Unveils STEPX Neo: A Phone Centered on AI Agent Amoo

StepFun has launched the STEPX Neo, a smartphone featuring the AI agent Amoo, designed to perform tasks autonomously without traditional apps.

Mercation Admin
October 17, 2026 1 min read
StepFun Unveils STEPX Neo: A Phone Centered on AI Agent Amoo

StepFun Introduces AI-Centric Smartphone

Chinese startup StepFun has launched the STEPX Neo, a smartphone designed around an AI agent named Amoo, rather than conventional apps. The device was unveiled on October 13 and is priced at 3,999 yuan (approximately $560). Pre-orders began on major platforms such as JD.com, Tmall, and Douyin, with the first sales event scheduled for October 16.

Revolutionizing Smartphone Interaction

The STEPX Neo operates on StepFun's proprietary Step AOS 1.0 system, which integrates Amoo directly into the operating system. This allows users to interact with the phone using natural language commands. For example, rather than navigating through a ride-hailing app, users can simply tell Amoo their destination, and the AI takes care of the rest.

Partnerships and Ecosystem

StepFun has secured partnerships with nearly 100 companies, including Alipay and Tencent, enhancing the functionality of Amoo across various services. Unlike previous AI assistants that relied on simulated clicks, Amoo can directly interface with these platforms to facilitate tasks such as payments and travel bookings.

Technical Innovations

The Step AOS 1.0 system is built from the ground up to support autonomous task execution, featuring long-term memory, task scheduling, and security controls. It utilizes a Model Context Protocol (MCP) that allows Amoo to interact with different software efficiently. The agent can perform simple tasks offline, while more complex requests are processed through a cloud-based model.

Amoo maintains two types of memory: one for user preferences and another for learned tasks. A secondary MiniLED screen on the back of the phone displays Amoo's activities in real-time, enhancing user interaction.

Future Prospects

StepFun's innovative approach positions the STEPX Neo as a potential game-changer in the smartphone market, emphasizing AI as the core product rather than an additional feature. The initial price includes a 12-month subscription to the STEPX Token Plan, which offers users access to 100 billion tokens monthly for AI services.

StepFun Launches STEPX Neo: AI-Centric Smartphone — Mercation