OpenAI: GPT-5.4openai
Bottom Line
OpenAI: GPT-5.4: $2.50/1M input, $15.00/1M output, 1.1M context, CPS grade B. GPT-5.4 is OpenAI’s latest frontier model, unifying the Codex and GPT lines into a single system. It features a 1M+ token context window (922K input, 128K output) with support for...
API Pricing (per 1M tokens)
| Input | $2.50 |
| Output | $15.00 |
| Cache Read | — |
| Cache Write | — |
| Blended (3:1) | $5.63 |
Specs & Performance
| Context Length | 1.1M |
| Max Output | 128K |
| Intelligence | 39 |
| Coding | 71 |
| Math | — |
| Speed | — |
| TTFT | — |
| CPS Grade | B |
| Input / Output Modalities | text, image, file → text |
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FAQ
How much does the OpenAI: GPT-5.4 API cost?
OpenAI: GPT-5.4 costs $2.50/1M input tokens and $15.00/1M output tokens. Blended cost at a 3:1 ratio is about $5.63/1M tokens.
What is the context window of OpenAI: GPT-5.4?
OpenAI: GPT-5.4 supports a 1.1M token context window with up to 128K output tokens.
Is OpenAI: GPT-5.4 worth it?
OpenAI: GPT-5.4 has a CPS grade of B (score 63), intelligence index 39, coding index 71. Use the compare page to benchmark against rivals.