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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.

Specifications

License
Open source · Apache-2.0
Weights
Downloadable
Architecture
Mixture-of-Experts
Parameters
25.2B · 3.8B active
Context window
256K tokens
Max output
Knowledge cutoff
Price (in / out, $/M)
Modalities
TextVisionVideoCode

Benchmarks

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Vendor-reported figures are claims until independently verified. See methodology.