aiAI Calculator Pro

Gemini vs GPT Cost Calculator

Compare Google Gemini and OpenAI GPT costs side by side.

Results update automatically as you type.

Result
Gemini 2.5 Pro is cheaper by $0.0000/month
0.0% difference for this workload
ModelProviderPer requestMonthlyContext
Gemini 2.5 Progoogle$0.00625$625.001,048,576
GPT-5openai$0.00625$625.00128,000

Compare a Gemini model against a GPT model for the same workload and see which wins on price per request and per month.

How this is calculated

This calculator uses the comparisons formulas described in our methodology. All figures are estimates for planning; verify current pricing with each provider before relying on them.

Worked example (defaults)

With the default inputs above, here is the result:

Result
Gemini 2.5 Pro is cheaper by $0.0000/month
0.0% difference for this workload
ModelProviderPer requestMonthlyContext
Gemini 2.5 Progoogle$0.00625$625.001,048,576
GPT-5openai$0.00625$625.00128,000

Frequently asked questions

Is Gemini cheaper than GPT?+

Gemini Flash tiers are very cheap; Pro tiers compete with GPT flagships. This shows the exact difference for your token mix.

Do prices change with context length?+

Some Gemini tiers charge more above 200K tokens. This uses base rates; check the model page for long-context pricing.

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