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Gemma 3n

Google · Gemma line · lightweight · open weights

Released May 20, 2025Replaced by Gemma 4

Gemma 3n was released by Google on May 20, 2025, as an open-weights lightweight model in the Gemma line.

  • Release 8 of 11 in the Gemma line.
  • Came 69 days after Gemma 3, released Mar 12, 2025.
  • Replaced by Gemma 4 on April 2, 2026, 317 days later.
  • These days the line ships a new model about every 69 days.

What changed

A mobile-first open model previewed in Google AI Studio, with 5B and 8B raw sizes that run in about 2GB and 3GB of memory.

Sources: Google

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Where the Gemma line stands

DiffusionGemma 26B-A4B is the current model in this line. The card shows how long it has been since the last release against the line's usual gap and its recent ones — the rhythm, not a date.

Gemma

Google · lightweight line · open weights

Latest: DiffusionGemma 26B-A4B · Jun 10, 2026

Longer than usual136 days since the last release · usual gap 69 days

Google's first open-weight text diffusion model: 26B parameters with 3.8B active, Apache 2.0, generating over 1,000 tokens per second on a single H100.

What changed in DiffusionGemma 26B-A4B →
Days since last release
136
days
Usual gap
69
days
Recent gaps
DiffusionGemma 26B-A4B · Jun 2026
7
Gemma 4 12B Unified · Jun 2026
62
Gemma 4 · Apr 2026
317
Gemma 3n · May 2025
69

Every Gemma release

Newest first. See the full line with every card →

  1. Jun 10, 2026DiffusionGemma 26B-A4B
  2. Jun 3, 2026Gemma 4 12B Unified
  3. Apr 2, 2026Gemma 4
  4. May 20, 2025Gemma 3n · this page
  5. Mar 12, 2025Gemma 3
  6. Dec 5, 2024PaliGemma 2
  7. Jun 27, 2024Gemma 2
  8. May 14, 2024PaliGemma
  9. Apr 9, 2024CodeGemma
  10. Apr 9, 2024RecurrentGemma
  11. Feb 21, 2024Gemma 1