Model comparison
GPT-5.4 Nano vs GPT-4o
Capability radar, value bars, and side-by-side posture.
GPT-5.4 Nano
Not scored
value score
GPT-4o
87
value score
GPT-5.4 Nano ctx
—
GPT-4o ctx
128K
Capability radar
Value · context · multimodal · openness · speed posture
Value head-to-head
- GPT-4o87
Attribute tape
| Field | GPT-5.4 Nano | GPT-4o |
|---|---|---|
| Developer | OpenAI | OpenAI |
| Context | — | 128K |
| Modalities | Text, Code, Image, Audio | |
| Openness | — | Proprietary Model |
| Speed | — | — |
| Price | — | $2.5/1M in · $10/1M out |
| Value score | — | 87 |
| Summary | GPT-5.4 Nano is OpenAI's smallest and cheapest GPT-5.4 series model, optimized for fast, high-volume, low-latency tasks such as classification, data extraction, ranking, and coding sub-agents. It is available exclusively via the OpenAI API and OpenRouter. | Omni multimodal GPT widely deployed in products. |