Google: Gemini 2.0 Flash vs OpenAI: o1 — API Pricing Comparison

Google: Gemini 2.0 Flash is 99% cheaper than OpenAI: o1 at the same token volume. Data as of 2026-02-27.

Google: Gemini 2.0 Flash

google

✓ CHEAPER
Total /1M tokens
$0.500
Input $0.100  ·  Output $0.400
Context: 1048K tokens
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OpenAI: o1

openai

Total /1M tokens
$75.000
Input $15.000  ·  Output $60.000
Context: 200K tokens
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Monthly Cost Comparison

Monthly usage Google: Gemini 2.0 Flash OpenAI: o1 Savings with Google: Gemini 2.0 Flash
1M tokens/month$0.50$75.00$74.50
10M tokens/month$5.00$750.00$745.00
100M tokens/month$50.00$7,500.00$7,450.00
1B tokens/month$500.00$75,000.00$74,500.00

Use both automatically — let AI decide

StormRouter routes each prompt to the cheapest model that meets your quality requirements.
Use Google: Gemini 2.0 Flash for simple tasks, OpenAI: o1 only when complexity demands it.

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