Calculate the cost of using gemini-3.1-flash-lite from Vertex AI 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-flash-lite is a chat model from Vertex AI, one of 124 chat models they offer. It is priced at $0.25 per 1M input tokens and $1.50 per 1M output tokens, ranking 1249 out of 3781 chat models by cost and cheaper than 66% of models in this category. gemini-3.1-flash-lite supports vision, function calling, reasoning, audio input, web search, prompt caching, structured output. Its 1,049K-token context window is in the top 14% 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 $0.25 per 1M input tokens and $1.50 per 1M output tokens, gemini-3.1-flash-lite ranks 1249 out of 3781 chat models by input cost. It is more affordable compared to the median of $0.60 for chat models, and is cheaper than 66% of models in this category.
gemini-3.1-flash-lite is one of 124 Vertex AI 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 14% of chat models.
| Model | Provider | Input / 1M tokens | Output / 1M tokens | vs gemini-3.1-flash-lite |
|---|---|---|---|---|
| gemini-3.1-flash-lite-preview | Google Gemini | $0.25 | $1.50 | 0% |
| gemini-2.5-flash | Google Gemini | $0.30 | $2.50 | +20% |
| gemini-flash-lite-latest | Google Gemini | $0.30 | $2.50 | +20% |
Similar chat models from other providers
No. gemini-3.1-flash-lite costs $0.25 per 1M input tokens while gemini-3.1-flash-lite-preview costs $0.25 per 1M input tokens, making gemini-3.1-flash-lite-preview 0% more affordable for input. However, gemini-3.1-flash-lite may offer different capabilities or performance characteristics that justify the price difference.
gemini-3.1-flash-lite input pricing is $0.25 per 1M tokens, which is 58% below the median of $0.60 for chat models. It ranks 1249 out of 3781 chat models by input cost, making it cheaper than 66% of models in this category. For output, it costs $1.50 per 1M tokens compared to the median of $1.75.
Among Vertex AI's 124 chat models, gemini-3.1-flash-lite ranks 30 by input cost.
The most comparable chat models to gemini-3.1-flash-lite are: gemini-3.1-flash-lite-preview from Google Gemini ($0.25/1M input tokens); gemini-2.5-flash from Google Gemini ($0.30/1M input tokens); gemini-flash-lite-latest from Google Gemini ($0.30/1M input tokens); gemini-3.1-flash-lite from Google Gemini ($0.25/1M 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-flash-lite supports up to 1,048,576 input tokens, placing it in the top 14% of chat models by context window size (rank 239 of 3502). This makes it suitable for processing long documents, extensive code repositories, or maintaining detailed conversation histories.
gemini-3.1-flash-lite 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 $0.25 and generating 1M output tokens costs $1.50.