Gemini API Pricing Calculator
Estimate Gemini API costs using current Google model pricing and compare token costs across different context-window sizes.
Quick facts
Provider
Current models
6
Cheapest current model
Gemini 2.5 Flash-Lite
Largest context window
1.05M
Pricing unit
Per 1M tokens
Current model pricing
| Model | Input / 1M | Output / 1M | Context window | Status | API docs |
|---|---|---|---|---|---|
| Gemini 2.5 Flash-Lite | $0.1000 | $0.4000 | 1,048,576 | CURRENT | Source |
| Gemini 3.1 Flash-Lite | $0.2500 | $1.5000 | 1,048,576 | CURRENT | Source |
| Gemini 2.5 Flash | $0.3000 | $2.5000 | 1,048,576 | CURRENT | Source |
| Gemini 2.5 Pro | $1.2500 | $10.0000 | 1,048,576 | CURRENT | Source |
| Gemini 3.5 Flash | $1.5000 | $9.0000 | 1,048,576 | CURRENT | Source |
| Gemini 3.1 Pro | $2.0000 | $12.0000 | 1,048,576 | CURRENT | Source |
Non-current models
| Model | Input / 1M | Output / 1M | Context window | Status | API docs |
|---|---|---|---|---|---|
| Gemini 2.0 Flash-Lite | $0.0750 | $0.3000 | 1,000,000 | DEPRECATED | Source |
| Gemini 2.0 Flash | $0.1000 | $0.4000 | 1,048,576 | DEPRECATED | Source |
| Gemini 1.5 Flash-8B | $0.0375 | $0.1500 | 1,000,000 | RETIRED | Source |
| Gemini 1.5 Flash | $0.0750 | $0.3000 | 1,000,000 | RETIRED | Source |
| Gemini 1.5 Pro | $1.2500 | $5.0000 | 2,000,000 | RETIRED | Source |
Example costs
| Scenario | Model | Estimated cost |
|---|---|---|
| 1K input + 1K output | Gemini 2.5 Flash-Lite | $0.0005 |
| 1K input + 1K output | Gemini 3.1 Flash-Lite | $0.0018 |
| 1K input + 1K output | Gemini 2.5 Flash | $0.0028 |
| 10K input + 1K output | Gemini 2.5 Flash-Lite | $0.0014 |
| 10K input + 1K output | Gemini 3.1 Flash-Lite | $0.0040 |
| 10K input + 1K output | Gemini 2.5 Flash | $0.0055 |
| 100K input + 5K output | Gemini 2.5 Flash-Lite | $0.0120 |
| 100K input + 5K output | Gemini 3.1 Flash-Lite | $0.0325 |
| 100K input + 5K output | Gemini 2.5 Flash | $0.0425 |
| 1M input + 1M output | Gemini 2.5 Flash-Lite | $0.5000 |
| 1M input + 1M output | Gemini 3.1 Flash-Lite | $1.7500 |
| 1M input + 1M output | Gemini 2.5 Flash | $2.8000 |
When to consider Gemini
Gemini is often evaluated for long-context analysis and Google ecosystem workflows; compare lower-cost versus higher-capability model tiers for your use case.
Calculate your exact Gemini API cost
Open the calculator with Gemini models selected and enter your expected input and output tokens.
Open calculatorFAQ
How is Gemini API pricing calculated?
Each request cost equals input token cost plus output token cost using per-1M rates for the chosen Gemini model.
What is the cheapest current Gemini model?
Use the quick facts and model table to identify the lowest-priced current model.
Which Gemini model has the largest context window?
See the largest context quick fact and model context window column.
How can I reduce Gemini API costs?
Limit prompt size, constrain output length, and select the lowest-cost model that meets quality needs.
Can I compare Gemini with OpenAI and Claude?
Yes, the main LLM pricing calculator supports direct provider comparison.
Hosting your AI app?
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