Google Gemini
Gemini API Cost Calculator
Calculate your estimated Gemini API costs based on requests, input tokens, and output tokens. Compare Gemini model pricing and estimate your daily, monthly, and yearly API expenses.
Gemini Models
Compare Gemini model pricing and choose a model to calculate your expected Google Gemini API costs.
How to Calculate Gemini API Costs
Gemini API costs depend on the model you use and the amount of input and output tokens processed by your application.
To estimate your total spending, enter your expected number of daily requests together with the average number of input and output tokens per request.
Cost = (Input Tokens ÷ 1,000,000 × Input Price)
+ (Output Tokens ÷ 1,000,000 × Output Price)
What Affects Gemini API Cost?
Number of Requests
The number of API requests your application sends directly affects total Gemini API spending. Higher request volume generally produces higher costs.
Input Tokens
Input tokens include prompts, instructions, conversation history, documents, and other context sent to the Gemini model. Larger inputs increase the cost of each request.
Output Tokens
Output tokens are generated by Gemini. Longer responses can increase the cost of an API request when output pricing is higher than input pricing.
Model Selection
Gemini models have different input and output prices. Comparing models using the same token volume can help you evaluate the balance between model capability and API cost.
Gemini API Cost Examples
Your actual Gemini API bill depends on usage. Common workloads include AI assistants, chat applications, content generation, automation tools, document processing, and SaaS products.
Small AI App
A small application with limited daily usage may generate relatively low API costs while testing an AI workflow.
SaaS Application
A growing SaaS product can generate thousands of API requests per day, making token efficiency and model selection increasingly important.
Production Workload
High-volume applications should estimate request volume and average token usage before setting a Gemini API budget.
Plan Your Gemini API Budget
If you already have a monthly spending limit, you can estimate how many Gemini API requests your budget could support based on your expected input and output token usage.
Open AI Budget CalculatorFrequently Asked Questions
How much does the Gemini API cost?
Gemini API costs depend on the model you use and the number of input and output tokens processed by your application.
How can I estimate my Gemini API bill?
Enter your expected daily requests and average input and output tokens into our calculator to estimate daily, monthly, and yearly costs.
Which Gemini model should I use?
The right model depends on your application's requirements, expected token usage, and budget. Comparing Gemini model pricing can help you evaluate different options.
Can I calculate how many Gemini requests fit my budget?
Yes. Use the AI Budget Calculator to estimate the number of requests you can make with a fixed monthly budget.
Is the Gemini cost calculator free?
Yes. The calculator is free to use and does not require an account.