Google: Gemma 4 31B
Gemma 4 31B from Google is an advanced AI model that excels in handling text, images, and video inputs, with a context length of up to 262,144 tokens. It supports both reasoning and the use of tools, making it versatile for complex tasks. While it offers structured output capabilities, these are not specified in detail. This model is suitable for users requiring broad AI functionalities, particularly those working with multimedia data or needing robust reasoning abilities. At a price point of $0.1 per million input tokens and $0.34 per million output tokens, Gemma 4 remains competitive, especially considering its benchmark blended score of 56.7 across four independent evaluations. For projects demanding a well-rounded AI solution with a focus on text, images, and videos, Gemma 4 stands out as a practical choice.
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
- Vendor
- Released
- April 2026
- Tokenizer
- Gemma
- Input Modalities
- image, text, video
- Output Modalities
- text
- Max Output
- 262,144 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- ✓ accepts images
- Audio
- no
- Moderated
- no
What it costs in practice
Computed from the current $0.10/M input and $0.34/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | under $0.01 |
| Classify 1,000 customer emails | 500k in / 50k out | $0.07 |
| A month of a busy support chatbot | 5M in / 2M out | $1.18 |
Price & spec history
Tracked daily by PicksByModel since 2026-07-17.
| Date | Input /M | Output /M | Context |
|---|---|---|---|
| 2026-07-30 | $0.10 | $0.34 | 262,144 |
| 2026-07-25 | $0.14 | $0.40 | 262,144 |
| 2026-07-24 | $0.10 | $0.35 | 262,144 |
| 2026-07-23 | $0.12 | $0.35 | 262,144 |
| 2026-07-21 | $0.12 | $0.37 | 262,144 |
| 2026-07-17 | $0.22 | $0.55 | 262,144 |
Category rankings
Where Google: Gemma 4 31B places across the 10 categories it ranks in. How we rank →
| # | Category | Score |
|---|---|---|
| #6 | Real-Time ChatLatency · of 25 ranked | 118 |
| #7 | Self-Hosted / LocalCost · of 25 ranked | 117 |
| #11 | Cheap Bulk InferenceCost · of 25 ranked | 137 |
| #16 | Social Media PostsWriting · of 25 ranked | 119 |
| #16 | Voice Assistant BackendVoice · of 25 ranked | 123 |
| #20 | Video SummarizationVideo · of 25 ranked | 151 |
| #21 | Video Auto-TaggingVideo · of 25 ranked | 123 |
| #22 | Bulk Data LabelingData · of 25 ranked | 133 |
| #25 | Short-Form SummarizationWriting · of 25 ranked | 129 |
| #25 | Chat CompanionPersonal · of 25 ranked | 129 |
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
- How much does Google: Gemma 4 31B cost?
- $0.10 per million input tokens and $0.34 per million output tokens.
- What is Google: Gemma 4 31B's context window?
- 262,144 tokens, roughly 393 pages of text in a single request.
- Does Google: Gemma 4 31B support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can Google: Gemma 4 31B process images?
- Yes, it accepts image input.