Fei

Introducing Fei. The production grade, vibe coding, autonomous engineer. Designed for teams that build real products. Fei works in your codebase, uses your components, maintains design system and coding standards, delivering real, production grade code.

Fei is a production-grade autonomous engineer designed for teams building real products. It integrates directly into your codebase, utilizing existing components while maintaining design systems and coding standards to deliver high-quality, production-ready code. By significantly accelerating development workflows, Fei reduces task completion time and enhances output quality, as reported by users who experienced faster results and designs that exceeded expectations. It allows developers to focus on core tasks, improving both efficiency and competitive velocity in product development. This tool emphasizes practical, reliable performance, helping organizations streamline R&D and achieve faster, more effective outcomes without compromising on standards.