Google's Gemma 4 puts free agentic AI on your phone and no data ever leaves the device

THE DECODER / 4/11/2026

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Key Points

  • Google has released Gemma 4, an open-source AI model designed to run fully on-device on phones, handling text, images, and audio without sending data to the cloud.
  • The on-device “agent skills” capability lets the AI independently use external tool interfaces such as Wikipedia and interactive maps.
  • The article positions Gemma 4 as a step toward truly private, edge-based agentic AI where users keep their data locally.
  • An associated “AI Edge Gallery” app highlights practical entry points (e.g., chat and media features) for experimenting with Gemma 4 variants like E2B and E4B.

iPhone screenshot of the start page of the Google AI Edge Gallery app with the AI Chat, Agent Skills, Ask Image and Audio Scribe sections as well as a reference to the new Gemma 4 models E2B and E4B.

Google's new open-source model, Gemma 4, processes text, images, and audio completely on-device. Using agent skills, the AI can independently tap into tools like Wikipedia or interactive maps; no cloud required.

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