Model comparison
GPT-5.4 Pro vs GPT-4o
Capability radar, value bars, and side-by-side posture.
GPT-5.4 Pro
Not scored
value score
GPT-4o
87
value score
GPT-5.4 Pro 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 Pro | 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 Pro is OpenAI's maximum-performance tier of the GPT-5.4 model family, designed for the most demanding professional tasks including long-document analysis, complex coding, tool-heavy agentic workflows, and multi-step reasoning. It is available via the OpenAI Responses API and within ChatGPT. | Omni multimodal GPT widely deployed in products. |