GPT-5.4 (batch)
OpenAI
openai/gpt-5.4:batchGPT-5.4 is OpenAI's March 2026 flagship model known for low hallucination rates, suited to advanced reasoning, research, and coding. This is the batch variant for cheaper asynchronous processing.
Cost rate
1.5x
Context
1.1M
Released
Mar 5, 2026
Input
TextImageFile
Output
Text
Support
ReasoningTool callingStructured outputs
Best at
The categories where this model ranks highest.