Gemma 4 31B: price, context, what it takes
Gemma 4 31B from Google, as OpenRouter's public list names it: google/gemma-4-31b-it. Read 2026-11-06.
Prices are OpenRouter's, in US dollars. For most models that is the vendor's own list price; a vendor selling direct can differ.
- Input, per 1M tokens$0.200
- Output, per 1M tokens$0.400
- Context window262,144 tokens
- Longest answer16,384 tokens
- Takesimages, text, video
- Givestext
- Acceptsreasoning, JSON schema, tools
- Released2026-04-02
- In the list since2026-10-28
One price since 2026-10-28, read 1 times.
| Model | Input, 1M | Output, 1M | Context | Accepts |
|---|---|---|---|---|
| Gemini 2.5 Flash | $0.300 | $2.50 | 1.05M | reasoning · JSON schema · tools |
| Nano Banana (Gemini 2.5 Flash Image) | $0.300 | $2.50 | 33K | JSON schema |
| Gemini 2.5 Flash Lite | $0.100 | $0.400 | 1.05M | reasoning · JSON schema · tools |
| Gemini 2.5 Pro | $1.25 | $10.00 | 1.05M | reasoning · JSON schema · tools |
| Gemini 2.5 Pro Preview 06-05 | $1.25 | $10.00 | 1.05M | reasoning · JSON schema · tools |
| Nano Banana 2 (Gemini 3.1 Flash Image) | $0.500 | $3.00 | 131K | reasoning · JSON schema |
| Nano Banana 2 (Gemini 3.1 Flash Image Preview) | $0.500 | $3.00 | 66K | reasoning · JSON schema |
| Gemini 3.1 Flash Lite | $0.250 | $1.50 | 1.05M | reasoning · JSON schema · tools |
| Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) | $0.250 | $1.50 | 66K | reasoning |
| Gemini 3.1 Flash Lite Preview | $0.250 | $1.50 | 1.05M | reasoning · JSON schema · tools |
| Gemini 3.1 Pro Preview | $2.00 | $12.00 | 1.05M | reasoning · JSON schema · tools |
| Gemini 3.1 Pro Preview Custom Tools | $2.00 | $12.00 | 1.05M | reasoning · JSON schema · tools |
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