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Google DeepMind
Gemma 4 31B
Live · US + CAtextimageaudioApache 2.0
The largest Gemma 4 model. The family moved from Google's custom license to full Apache 2.0.
Price per 1M tokens
Input
$0.09
Cached input
$0.05
Output
$0.34
Priced per model · Same in US and CA · Free tier included · Pricing
AA Index
19
#13 of 14
open models we serve
Specs
- Model id
gemma-4-31b- Weights released
- Apr 2, 2026
- Parameters
- 31B
- Architecture
- Dense
- Context
- 256K tokens (262,144)
- Input
- text, image, audio
- License
- Apache 2.0
- Regions
- us, ca
- Weights
- google/gemma-4-31b ↗
Benchmarks
- Artificial Analysis Intelligence Index19
Sources: blog.google · huggingface.co · artificialanalysis.ai
Use it
Three lines of code, or zero.
OpenAI-compatible. Use the model id below, or auto to let the router decide when this model is worth it.
import os
from openai import OpenAI
client = OpenAI(base_url=os.environ["ST_BASE_URL"], api_key=os.environ["ST_API_KEY"])
resp = client.chat.completions.create(
model="gemma-4-31b",
messages=[{"role": "user", "content": "Hello"}],
)