Gemma 4 26B A4B
ModelOpen sourceActiveby Google · family “gemmab-a4b”
Gemma 4 26B A4B IT is an instruction-tuned Mixture-of-Experts (MoE) model from Google DeepMind. Despite 25.2B total parameters, only 3.8B activate per token during inference — delivering near-31B quality at... (description from the OpenRouter listing)
in: imagein: textin: videoout: textReasoningTool useStructured output
Epoch Capabilities Index
141.8 #101 of 268
90% CI 138.2 – 143.5
Released
2 Apr 2026
Context window
262K tokens
Max output
236K tokens
Input $ / 1M tokens
$0.090
Output $ / 1M tokens
$0.30
Cached input $ / 1M
$0.050
Each benchmark shown separately with its own source
Benchmark results (6)
| Benchmark | Domain | Score | vs best recorded | Setting | Run | Source |
|---|---|---|---|---|---|---|
| LMCA | agents | 29.7% | 43% | — | — | External ↗ |
| DTBench | reasoning | 74.9% | 76% | — | — | External ↗ |
| Chess Puzzles | games | 6.0% ±2.4 | 8% | minimal | 6 Aug 2026 | Eval log ↗ |
| WeirdML | coding | 35.2% ±0.0 | 38% | — | — | External ↗ |
| OTIS Mock AIME 2024-2025 | math | 82.2% ±5.8 | 82% | minimal | 28 Aug 2026 | Eval log ↗ |
| GPQA diamond | science | 73.2% ±3.2 | 76% | minimal | 6 Aug 2026 | Eval log ↗ |
Source: Epoch AI Benchmarking Hub (CC BY 4.0). “External” rows are leaderboard results Epoch collects from third parties. Best reported setting per benchmark is shown.
API list price over time
Price history
$ per 1M tokens
7 recorded prices on 4 May 2026 (OpenRouter listing + Internet Archive snapshots); re-read on every data refresh, most recently 3h ago. Steps show when the price changed.
Events
- Price rise+33%Gemma 4 26B A4B API price raisedOpenRouter models API
- BenchmarkEpoch AI evaluates Gemma 4 26B A4BEpoch AI Benchmarking Hub
- Open releaseMajorGoogle releases Gemma 4 26B A4BEpoch AI Benchmarking Hub