OpenAI: GPT-4o-mini vs OpenAI: GPT-4o — API Pricing Comparison
OpenAI: GPT-4o-mini is 94% cheaper than OpenAI: GPT-4o at the same token volume. Data as of 2026-02-27.
OpenAI: GPT-4o-mini
openai
Total /1M tokens
$0.750Input $0.150 · Output $0.600
Context: 128K tokens
Full details →Context: 128K tokens
OpenAI: GPT-4o
openai
Total /1M tokens
$12.500Input $2.500 · Output $10.000
Context: 128K tokens
Full details →Context: 128K tokens
Monthly Cost Comparison
| Monthly usage | OpenAI: GPT-4o-mini | OpenAI: GPT-4o | Savings with OpenAI: GPT-4o-mini |
|---|---|---|---|
| 1M tokens/month | $0.75 | $12.50 | $11.75 |
| 10M tokens/month | $7.50 | $125.00 | $117.50 |
| 100M tokens/month | $75.00 | $1,250.00 | $1,175.00 |
| 1B tokens/month | $750.00 | $12,500.00 | $11,750.00 |
Use both automatically — let AI decide
StormRouter routes each prompt to the cheapest model that meets your quality requirements.
Use OpenAI: GPT-4o-mini for simple tasks, OpenAI: GPT-4o only when complexity demands it.