# Google Releases 4B Multimodal Gemma 4 Assistant

> The new 4-billion-parameter model is instruction-tuned for 'any-to-any' tasks, handling a flexible mix of data types.

Published by The Open Weights on Apr 23, 2026. Canonical: https://theopenweights.com/news/gemma-4-e4b-assistant-u21f

## Key facts

- Company: Google DeepMind
- Model: Gemma 4 E4B-it Assistant
- Version: 4-E4B-it
- Category: Any-to-Any
- Modalities: Text / LLM, Any-to-Any
- License: Apache 2.0 (Open weights, commercial use allowed)
- Parameters: 4B
- Context window: 131K tokens
- Architecture: Gemma4AssistantForCausalLM
- Precision: BF16
- Significance: notable
- Published: 2026-04-23
- Last verified: 2026-06-17
- Hugging Face: https://huggingface.co/google/gemma-4-E4B-it-assistant
- Canonical URL: https://theopenweights.com/news/gemma-4-e4b-assistant-u21f

Google DeepMind has expanded its open-source offerings with the release of Gemma 4 E4B-it Assistant, a new model in the Gemma family. At 4 billion parameters, this model is designed for efficiency while packing a significant new capability: advanced multimodality.

The model's standout feature is its 'any-to-any' architecture. Unlike models limited to text-and-image pairs, Gemma 4 is built to handle a more flexible combination of inputs and outputs. This design opens up possibilities for more integrated and versatile AI applications that can reason across different types of information simultaneously.

As an instruction-tuned ('it') variant, Gemma 4 is optimized out-of-the-box for conversational AI and assistant-like interactions. This fine-tuning makes it easier for developers to build responsive and helpful applications without extensive additional training.

By releasing a capable and efficient multimodal model under a commercially permissive Apache 2.0 license, Google is providing developers with a key building block for the next wave of AI applications. Researchers and engineers can explore the model's capabilities and access the full release details [on the Hugging Face Hub](https://huggingface.co/google/gemma-4-E4B-it-assistant). This move brings functionality often associated with larger, closed systems to the open-source community, enabling broader experimentation and innovation.

## Get the model

- [Hugging Face](https://huggingface.co/google/gemma-4-E4B-it-assistant)

## Sources

- [google/gemma-4-E4B-it-assistant](https://huggingface.co/google/gemma-4-E4B-it-assistant) — Hugging Face, Apr 23, 2026

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Source: The Open Weights (https://theopenweights.com/). Aggregated and written by Claude, curated by humans. Cite as: "Google Releases 4B Multimodal Gemma 4 Assistant", The Open Weights, Apr 23, 2026, https://theopenweights.com/news/gemma-4-e4b-assistant-u21f