# Gemma 4

Gemma 4 is a Google language model released Mar 31, 2026; Google's newest language model in our dataset is Gemini 4 Argon. Open weights (Apache 2.0). Google's open-weights Gemma 4 family in E2B, E4B, 12B, 26B A4B and 31B sizes, released from Mar 31, 2026, the easiest open family to run on your own hardware. Verified against vendor sources on Oct 26, 2026.

Last verified: 2026-10-26 · Evidence: Reported · Canonical: https://theagenticweekly.com/models/gemma-4 · JSON: https://theagenticweekly.com/api/models/gemma-4

## Key facts

| Fact | Value | Source |
|---|---|---|
| Vendor | Google |  |
| Released | Mar 31, 2026 | https://ai.google.dev/gemma/docs/releases |
| Context window | 256,000 tokens (256K). 128K for the small E2B/E4B sizes; 256K for the medium sizes. | https://ai.google.dev/gemma/docs/core |
| Input | text, image, video, audio | https://ai.google.dev/gemma/docs/core |
| Output | text | https://ai.google.dev/gemma/docs/core |
| Licence | Apache 2.0 (open weights) | https://blog.google/innovation-and-ai/technology/developers-tools/gemma-4/ |

## What we tested

Nothing yet. We have not run Gemma 4 ourselves, so every fact here is Reported from the sources below.

## Sources

- [Gemma 4 docs](https://ai.google.dev/gemma/docs/core)
- [Gemma release notes](https://ai.google.dev/gemma/docs/releases)
- [Google blog](https://blog.google/innovation-and-ai/technology/developers-tools/gemma-4/)

Data licence: CC BY 4.0. Data: Agentic Weekly (https://theagenticweekly.com), CC BY 4.0.