Google: Gemma 4 31B (free)
Gemma 4 31B from Google is an extensive language and multimodal AI capable of processing text, images, and videos with a context length of up to 262,144 tokens. It supports reasoning and tools integration but does not generate structured output. Its benchmark scores span across various metrics, including AI Index Coding and EQBench, achieving a blended score of 56.7. This model is ideal for those seeking comprehensive multimodal capabilities without the cost; being free to use, it’s particularly attractive for developers and researchers who need a versatile tool for projects that involve diverse input modalities. Its strong performance across multiple benchmarks makes it a solid choice for applications requiring both breadth and depth in AI processing.
Benchmark results
Independent, published benchmarks. Blended score 56.7 across 4 benchmarks, last refreshed 2026-08-13. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| AI Index | broad capability composite | 49.0 |
| AI Index Coding | software engineering tasks | 71.7 |
| AI Index Agentic | multi-step tool-using tasks | 23.7 |
| EQ-Bench | emotional understanding in dialogue | 70.8 |
- Model ID
- google/gemma-4-31b-it:free
- Vendor
- Released
- April 2026
- Tokenizer
- Gemma
- Input Modalities
- image, text, video
- Output Modalities
- text
- Max Output
- 32,768 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- ✓ accepts images
- Audio
- no
- Moderated
- no
Strong choice for
Category rankings
Where Google: Gemma 4 31B (free) places across the 12 categories it ranks in. How we rank →
| # | Category | Score |
|---|---|---|
| #3 | Cheap Bulk InferenceCost · of 25 ranked | 138 |
| #5 | Social Media PostsWriting · of 25 ranked | 120 |
| #5 | Voice Assistant BackendVoice · of 25 ranked | 124 |
| #5 | Self-Hosted / LocalCost · of 25 ranked | 118 |
| #7 | Real-Time ChatLatency · of 25 ranked | 118 |
| #20 | Bulk Data LabelingData · of 25 ranked | 133 |
| #21 | Video SummarizationVideo · of 25 ranked | 151 |
| #22 | Short-Form SummarizationWriting · of 25 ranked | 130 |
| #22 | Video Auto-TaggingVideo · of 25 ranked | 123 |
| #22 | Chat CompanionPersonal · of 25 ranked | 130 |
| #24 | Email DraftingWriting · of 25 ranked | 126 |
| #24 | Language LearningEducation · of 25 ranked | 126 |
Similar models
Google: Gemini 3.6 Flash
Google: Gemini 3.6 Flash (batch)
Google: Gemini 3.5 Flash Lite
Google: Gemini 3.5 Flash Lite (batch)
Google: Gemini 3.5 Flash
Google: Gemini 3.5 Flash (batch)
Quick answers
- Is Google: Gemma 4 31B (free) free to use?
- Yes. It is currently listed at no cost per token via OpenRouter, subject to provider rate limits.
- What is Google: Gemma 4 31B (free)'s context window?
- 262,144 tokens, roughly 393 pages of text in a single request.
- Does Google: Gemma 4 31B (free) support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can Google: Gemma 4 31B (free) process images?
- Yes, it accepts image input.