GPT-4o vs GPT-4o mini
The classic cost-versus-capability split inside one family.
Side by side
| Attribute | GPT-4o | GPT-4o mini |
|---|---|---|
| Input, per 1M tokens | $2.50 | $0.15 |
| Output, per 1M tokens | $10.00 | $0.60 |
| Context window | 128,000 | 128,000 |
| Provider | OpenAI | OpenAI |
| Tokenizer | o200k_base | o200k_base |
| Long-context tier | none | none |
| Retires | no date announced | no date announced |
Which to choose
- Reading more than you write
- GPT-4o mini $0.15 against GPT-4o $2.50 per million input tokens — an order-of-magnitude gap of 16.7x.
- 10,000 in, 1,000 out
- $0.0350 on GPT-4o, $0.0021 on GPT-4o mini. Over 10,000 such calls that is $329.00 in GPT-4o mini's favour.
What this page does not tell you. Which model produces better answers. That depends on your task, and this site has no benchmark data — everything above is drawn from published pricing and specifications. Compare quality by running your own prompts through both.