Source page: https://www.o10.io/compare-models/gpt-5-4-mini-vs-gpt-5-4-nano

Plain-text reference for reading, copying, and citation. Examples are illustrative; use your own credentials for API requests.

Model data: https://www.o10.io/api/models.json
Content index: https://www.o10.io/llms.txt
Prices are dated references, not live quotes. Check the current endpoint rate before use.

# Gpt 5 4 Mini vs Gpt 5 4 Nano. Price, context, routing

Gpt 5 4 Nano is cheaper at $0.2/M input vs $0.75/M input for Gpt 5 4 Mini. Compare context, hosts, and o10 routing bands.

## Key takeaways

### Which is cheaper, Gpt 5 4 Mini or Gpt 5 4 Nano?

Gpt 5 4 Mini lists at $0.75/M input; Gpt 5 4 Nano lists at $0.2/M input. Price spread matters at billion-token scale.

*Gateway catalog snapshot.*

### How do Gpt 5 4 Mini and Gpt 5 4 Nano context windows compare?

Gpt 5 4 Mini: 400,000 tokens. Gpt 5 4 Nano: 400,000 tokens.

### When should you pick Gpt 5 4 Mini over Gpt 5 4 Nano?

Pick Gpt 5 4 Mini (band C0) when evals need that class. Pick Gpt 5 4 Nano (band C0) when it clears the same floor cheaper.

## Methodology

o10 gateway + fulfillment catalog snapshot.

## FAQ

### Which is cheaper, Gpt 5 4 Mini or Gpt 5 4 Nano?

Gpt 5 4 Nano at $0.2/M input vs $0.75/M for Gpt 5 4 Mini.

### Can you run both on the same hosts?

Gpt 5 4 Mini: OpenAI. Gpt 5 4 Nano: OpenAI.

## Related links

- [Gpt 5 4 Mini](https://www.o10.io/models/gpt-5-4-mini)
- [Gpt 5 4 Nano](https://www.o10.io/models/gpt-5-4-nano)
- [All comparisons](https://www.o10.io/compare-models)
- [Model catalog](https://www.o10.io/models)

## Source URL

https://www.o10.io/compare-models/gpt-5-4-mini-vs-gpt-5-4-nano