Gemma 4 26B A4B
Google · released 2026-04-01 · Apache-2.0 license
Gemma 4 26B A4B is a Google MoE open model (3.8B active of 25.2B, Apache-2.0, April 2026): 82.6% MMLU-Pro, 88.3% AIME, 77.1% LiveCodeBench, 82.3% GPQA. Trades a little quality for much faster inference than the 31B.
Key specs
| Type | Local open-weight |
|---|---|
| Parameters | — |
| Architecture | — |
| Context window | — |
| Knowledge cutoff | 2025-01-01 |
| Modalities | text, vision |
| Recommended backends | — |
| Minimum viable rig | — |
Benchmark scores
| GPQA Diamond | 82.3% |
|---|---|
| SWE-bench Verified | — |
| AIME | 88.3% |
| MMLU-Pro | 82.6% |
| BFCL v3 (tool use) | — |
| Composite score | 6.29 |
| Community rating | No reviews yet |
Strengths & weaknesses
Strengths: MoE with only 3.8B active (25.2B total): near-4B speed at ~26B quality; Close to the 31B dense model at far lower inference cost; Apache-2.0, 256K context
Weaknesses: Weaker frontier reasoning (HLE 8.7) and long-context recall (MRCR 44.1); No first-party SWE-bench / tool-use scores