Calculate the cost of using gemini-3.1-pro-preview-customtools from Google Gemini for your AI applications
Pricing data last updated:
Mode: Chat
Max: 1,048,576 tokens
Max: 65,536 tokens
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gemini-3.1-pro-preview-customtools is a chat model from Google Gemini, one of 31 chat models they offer. It is priced at $2.00 per 1M input tokens and $12.00 per 1M output tokens, ranking 2669 out of 3501 chat models by cost and cheaper than 21% of models in this category. gemini-3.1-pro-preview-customtools supports vision, function calling, reasoning, audio input, web search, prompt caching, structured output. Its 1,049K-token context window is in the top 13% among chat models.
Note: Use the interactive calculator above to estimate costs for your specific usage patterns.
Use the maximum token limits shown above to understand the model's capacity. This model can handle up to 1,048,576 input tokens. The maximum output length is 65,536 tokens.
At $2.00 per 1M input tokens and $12.00 per 1M output tokens, gemini-3.1-pro-preview-customtools ranks 2669 out of 3501 chat models by input cost. It is more expensive compared to the median of $0.60 for chat models, and is cheaper than 21% of models in this category.
gemini-3.1-pro-preview-customtools is one of 31 Google Gemini chat models, with support for vision, function calling, reasoning, audio input, web search, prompt caching, structured output. its 1,049K-token context window places it in the top 13% of chat models.
| Model | Provider | Input / 1M tokens | Output / 1M tokens | vs gemini-3.1-pro-preview-customtools |
|---|---|---|---|---|
| gemini-3-pro-preview | Vertex AI | $2.00 | $12.00 | 0% |
| gemini-3.1-pro-preview | Vertex AI | $2.00 | $12.00 | 0% |
| gemini-3.1-pro-preview-customtools | Vertex AI | $2.00 | $12.00 | 0% |
Similar chat models from other providers
Yes. gemini-3.1-pro-preview-customtools costs $2.00 per 1M input tokens compared to gemini-3-pro-preview's $2.00 per 1M input tokens, making it 0% more affordable. Both are chat models and share support for vision, function calling, reasoning, audio input, web search, prompt caching, structured output.
gemini-3.1-pro-preview-customtools input pricing is $2.00 per 1M tokens, which is 233% above the median of $0.60 for chat models. It ranks 2669 out of 3501 chat models by input cost, making it cheaper than 21% of models in this category. For output, it costs $12.00 per 1M tokens compared to the median of $1.71.
Among Google Gemini's 31 chat models, gemini-3.1-pro-preview-customtools ranks 28 by input cost.
The most comparable chat models to gemini-3.1-pro-preview-customtools are: gemini-3-pro-preview from Vertex AI ($2.00/1M input tokens); gemini-3.1-pro-preview from Vertex AI ($2.00/1M input tokens); gemini-3.1-pro-preview-customtools from Vertex AI ($2.00/1M input tokens); gemini-3-pro-preview from OpenRouter ($2.00/1M input tokens). These alternatives were selected based on similar capabilities, pricing, and provider diversity. You can compare any of these models in detail using the Bifrost Model Library.
gemini-3.1-pro-preview-customtools supports up to 1,048,576 input tokens, placing it in the top 13% of chat models by context window size (rank 167 of 3230). This makes it suitable for processing long documents, extensive code repositories, or maintaining detailed conversation histories.
gemini-3.1-pro-preview-customtools is priced based on input and output tokens. Use the interactive calculator at the top of this page to estimate costs for your specific workload. Enter your expected input and output tokens volume and the calculator will show the total cost breakdown. For reference, processing 1M input tokens costs $2.00 and generating 1M output tokens costs $12.00.