LLM Releases

Model family timeline

Last updated Jun 10, 2026

DiffusionGemma model releases

A source-backed timeline for the DiffusionGemma model family, collecting release dates, labs, access details, context windows, and major lifecycle changes.

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Most recent in this set

Jun 10, 2026

DiffusionGemma 26B-A4B

DeepMind

1 model

DiffusionGemma 26B-A4B

Available
Google DeepMindOpen source

An open-weight text-diffusion model built on the Gemma 4 26B-A4B MoE backbone (25.2B total / 3.8B active). Denoises text in parallel 256-token blocks for up to ~4x faster generation (1,000+ tok/s on an H100), with a 256K context and text, image, and video input. Apache-2.0.

MoE25.2B256K ctxJun 10, 2026