Major Release OpenAI · Released
GPT-5.4
What is GPT-5.4?
GPT-5.4 is a Major Release AI model from OpenAI, released on March 5, 2026. It has a 1M tokens context window, costs $2.50 per million input tokens, and scores 1468 on Chatbot Arena Elo. It is available via the company's API.
OpenAI GPT-5.4 — AA Intelligence Index 56.8, 1M tokens context, reasoning model.
How much does GPT-5.4 cost?
| Metric | Price |
|---|---|
| input per mtok | $2.50 |
| output per mtok | $15.00 |
| cache read per mtok | $0.25 |
Pricing data verified .
What context window does GPT-5.4 have?
- Context window
- 1M tokens
- Max output
- 128K
- Input modalities
- text, image
- Output modalities
- text
How does GPT-5.4 score on benchmarks?
| Benchmark | Score |
|---|---|
| GPQA Diamond | 92.0% |
| HLE | 41.6% |
| SciCode | 56.6% |
| TAU2-bench | 87.1% |
| TerminalBench-Hard | 57.6% |
| IF-Bench | 73.9% |
| LiveCodeBench Reasoning | 74.0% |
| AA Intelligence Index | 56.8 |
| Chatbot Arena Elo | 1468 |
Benchmark scores verified .