GPT 5.5 Pro
By openai
openai/gpt-5.5-proReleasedApr 24, 2026
Pricing
Pricing (Input)$30.00/M
Pricing (Output)$180.00/M
CachingNo
Limits
Context Length1M
Max Output Tokens128K
Input Modalities
TextSupported
ImageSupported
PDFSupported
AudioNot supported
Output Modalities
TextSupported
ImageNot supported
AudioNot supported
Features
ReasoningSupported
ToolsSupported
TemperatureSupported