GPT-5.4
OpenAI
openai/gpt-5.4GPT-5.4 is OpenAI's March 2026 flagship model, released in Thinking and Pro variants known for low hallucination rates. It targets advanced reasoning, research, and coding tasks that need reliable, well-grounded answers.
Cost rate
3x
Context
1.1M
Released
Mar 5, 2026
Input
TextImageFile
Output
Text
Support
ReasoningTool callingStructured outputs
Best at
The categories where this model ranks highest.
Document analysis
#15 · top 38%
Mathematical
#17 · top 5%
Image understanding
#18 · top 12%
Business, Management, & Finance
#19 · top 5%
Performance
Median latency and throughput measured across recent requests.
Throughput131 tok/s
Latency