GPT-5.4
Legacy · Released: March 15, 2026
- Context window
- 1.000.000 tokens
- Max output
- 16.384 tokens
- Price input / 1M tokens
- $2.50
- Price output / 1M tokens
- $15.00
- Price cache-read / 1M
- $0.25
Capabilities
- Vision
- Thinking
- Tool use
- Computer Use
- Cache
Benchmark scores
- MATH
- 94.8
- MMLU-Pro
- 92.3
- MMMU-Pro
- 81.2
- HumanEval
- 93.1
- GPQA Diamond
- 83.9
- SWE-bench Verified
- 52.7
Notes
Latest OpenAI flagship, 1M context. Under 272K tokens uses standard pricing; above that, input price doubles to $5. Pro variant available at $30/$180.