Gemini 3.1 Pro Preview Custom Tools pricing
Gemini 3.1 Pro Preview Custom Tools is a variant of Gemini 3.1 Pro that improves tool selection behavior by preventing overuse of a general bash tool when more efficient third-party... Below you will find 3 current rows with input and output dollars per million. Right now the lowest input is $2.00 and the lowest output is $12.00.
Pricing across providers
All figures are list prices per million tokens unless a column says otherwise. 3 offers are listed for Gemini 3.1 Pro Preview Custom Tools. Best input in this view: Google.
| Provider | Input / 1M | Output / 1M | Cached input | Batch |
|---|---|---|---|---|
G Googlenative | $2.00 | $12.00 | $0.200 | — |
O Openrouter | $2.00 | $12.00 | — | — |
GV Google Vertex | $2.00 | $12.00 | $0.200 | — |
Input vs output · per provider
Cost calculator
The calculator uses the same dollars per million tokens as the table. Adjust sliders to see how Gemini 3.1 Pro Preview Custom Tools cost scales with traffic.
Provider
0.200000¢ / req
0.600000¢ / req
Model specifications
These fields describe Gemini 3.1 Pro Preview Custom Tools as we store it (source: Google). They sit next to price so buyers can check limits and tools in one place.
- Context window
- 1,048,576 tokens
- Max output
- 65,536 tokens
- Vision (images)
- Yes
- Tool / function calling
- Yes
- Streaming
- No
- Released
- Feb 2026
- Primary provider
- Model family
- N/A
Compare Gemini 3.1 Pro Preview Custom Tools
These links open full side by side pages for Gemini 3.1 Pro Preview Custom Tools. We picked pairs that people often shop together. 6 ready to open.
- Gemini 3.1 Pro Preview Custom Tools vs Gemini 2.0 Flash
Gemini 2.0 Flash 96% cheaper on output
- Gemini 3.1 Pro Preview Custom Tools vs Gemini 1.5 Pro
Gemini 1.5 Pro 58% cheaper on output
- Gemini 3.1 Pro Preview Custom Tools vs Gemini 1.5 Flash
Gemini 1.5 Flash 97% cheaper on output
- Gemini 3.1 Pro Preview Custom Tools vs GPT-4o
GPT-4o 16% cheaper on output
- Gemini 3.1 Pro Preview Custom Tools vs GPT-4o mini
GPT-4o mini 95% cheaper on output
- Gemini 3.1 Pro Preview Custom Tools vs Claude Sonnet 4.6
Gemini 3.1 Pro Preview Custom Tools 20% cheaper on output
Frequently asked questions
Read these after the table if you want plain language around Gemini 3.1 Pro Preview Custom Tools rates. The short model note from our index: Gemini 3.1 Pro Preview Custom Tools is a variant of Gemini 3.1 Pro that improves tool selection behavior by preventing overuse of a general bash tool when more efficient third-party...
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