Calculate the cost of using gemini-3.1-pro-preview-customtools from OpenRouter for your AI applications
Pricing data last updated:
Mode: Chat
Max: 1,048,576 tokens
Max: 65,536 tokens
Built for enterprise-grade reliability, governance, and scale. Deploy in seconds.
gemini-3.1-pro-preview-customtools is a chat model from OpenRouter, one of 355 chat models they offer. It is priced at $2.00 per 1M input tokens and $12.00 per 1M output tokens, ranking 2116 out of 2661 chat models by cost and cheaper than 20% of models in this category. gemini-3.1-pro-preview-customtools supports vision, function calling, reasoning, audio input, prompt caching, structured output. Its 1,049K-token context window is in the top 7% 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 2116 out of 2661 chat models by input cost. It is more expensive compared to the median of $0.50 for chat models, and is cheaper than 20% of models in this category.
gemini-3.1-pro-preview-customtools is one of 355 OpenRouter chat models, with support for vision, function calling, reasoning, audio input, prompt caching, structured output. its 1,049K-token context window places it in the top 7% 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
No. gemini-3.1-pro-preview-customtools costs $2.00 per 1M input tokens while gemini-3-pro-preview costs $2.00 per 1M input tokens, making gemini-3-pro-preview 0% more affordable for input. However, gemini-3.1-pro-preview-customtools may offer different capabilities or performance characteristics that justify the price difference.
gemini-3.1-pro-preview-customtools input pricing is $2.00 per 1M tokens, which is 300% above the median of $0.50 for chat models. It ranks 2116 out of 2661 chat models by input cost, making it cheaper than 20% of models in this category. For output, it costs $12.00 per 1M tokens compared to the median of $1.44.
Among OpenRouter's 355 chat models, gemini-3.1-pro-preview-customtools ranks 272 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 Google Gemini ($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 7% of chat models by context window size (rank 164 of 2482). This makes it suitable for processing long documents, extensive code repositories, or maintaining detailed conversation histories.
You can monitor OpenRouter service health in real time on the Bifrost OpenRouter Status page. It tracks current component status, active incidents, and historical reliability data pulled from the official status page every 60 seconds.
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.