Developer builds Firebase AI image analyzer using Antigravity CLI and Stitch MCP Server

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A developer has demonstrated how to build an image analysis application using Angular, Firebase's Hybrid and On-device Inference Web SDK, and Google's Gemini AI models. The app lets users upload images to receive alternative text suggestions, tags, design recommendations, and CSS tips. When run on Chrome 148 or later, the app uses an on-device Gemini Nano model with zero token consumption, while other browsers fall back to the cloud-based Gemini 3.5 Flash model. The workflow involved installing specialized skills in the Angular project and registering both Angular and Stitch MCP servers within the Antigravity CLI to handle infrastructure, services, and UI development. Google's Stitch design-to-code tool was used to generate interactive UI screens from natural language prompts, though users in Hong Kong must enable a VPN to access its AI features due to geofencing restrictions.

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