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Gemini Cost Calculator

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Estimate Google Gemini API costs from token usage.

ModelGemini 2.5 Pro
Input cost$1.25
Output cost$10.00
Cost per request$0.01
Total cost$11.25
Est. monthly (×30)$337.50

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Disclaimer: Estimates for informational purposes only. Pricing and performance figures come from a community-maintained feed (LiteLLM) with bundled fallbacks and may be outdated or inaccurate. Always confirm current prices on the official OpenAI, Anthropic, Google, or cloud-provider pricing pages before making decisions. ToolsHub is not affiliated with these companies; product names are trademarks of their owners. Token counts for non-OpenAI models are approximate.

About the Gemini Cost Calculator

Google's Gemini models are billed per token with different rates across the 2.5 Pro, Flash and 1.5 families. This free Gemini cost calculator estimates your API spend from input and output tokens and request volume so you can budget accurately.

It runs in your browser using bundled pricing data.

How to estimate Gemini API cost

  • Select the Gemini model.
  • Enter input and output tokens per request and requests per period.
  • Review the estimated cost.

How Gemini pricing works

Google prices Gemini per token with different rates across the model families — Flash tiers are inexpensive for high volume and simpler tasks, while Pro tiers cost more for harder reasoning. Input and output are billed separately. Estimating with realistic token counts and request volume tells you which model fits your budget before you build on it.

Frequently asked questions

How does Gemini API pricing work?

Google charges per token, separately for input and output, with different rates per model. Flash models are cheaper for high volume; Pro models cost more for harder tasks.

Which Gemini model should I use?

Flash tiers are cost-effective for large volumes and simpler tasks; Pro tiers suit complex reasoning. Compare both here for your expected usage.

Are these figures official?

They're estimates from bundled reference data. Confirm the latest prices on Google's Gemini API pricing page.

Which Gemini model should I use?

Flash tiers are cost-effective for large volumes and straightforward tasks; Pro tiers suit complex work. Compare both here for your expected usage, and confirm current prices on Google's pricing page.

Related searches

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