GPT 5.4 Mini (Fast)
By openai
openai/gpt-5.4-mini-fastGPT-5.4 Mini brings the strengths of GPT-5.4 to a faster, more efficient model designed for high-volume workloads.
ReleasedMar 17, 2026
Pricing
Pricing (Input)$1.50/M
Pricing (Output)$9.00/M
CachingYes
Limits
Context Length400K
Max Output Tokens128K
Input Modalities
TextSupported
ImageSupported
PDFSupported
AudioNot supported
Output Modalities
TextSupported
ImageNot supported
AudioNot supported
Features
ReasoningSupported
ToolsSupported
TemperatureSupported