Gemma 4Open Weight
Gemma 4 is an AI model released by Google on Thursday, Apr 2 2026, 30 days after Gemini 3.1 Flash-Lite. It is an open-weight model — the trained weights are available to download and run.
Gemma 4 — frequently asked questions
- When was Gemma 4 released?
- Gemma 4 was released by Google on Thursday, Apr 2 2026.
- Who made Gemma 4?
- Gemma 4 was built by Google. Builds the Gemini family of models through Google DeepMind. Integrates AI across Google products.
- Is Gemma 4 open source?
- Partly. Gemma 4 is an open-weight model: the trained weights are free to download and run locally or on your own infrastructure, but the training data and code are not fully released and the license may restrict some commercial uses. It is not open source in the strict sense.
- What came before and after Gemma 4?
- Google's previous tracked release was Gemini 3.1 Flash-Lite on Mar 3 2026, 30 days earlier. It was followed by Gemini 3.5 Flash on May 19 2026.