Gemma 3 4B IT

What is new in Google Gemma 3 4B IT is the compact instruction-tuned form of the open Gemma 3 model. With 4 billion parameters and a 131,072-token context, it sits below Gemma 3 12B IT in memory and compute needs while retaining image understanding and text output.

The -it suffix identifies the instruction-tuned 4B variant. Google’s weight page names the exact google/gemma-3-4b-it checkpoint and documents local use with Transformers or vLLM.