GPT 5.1 Codex Mini
By openai
openai/gpt-5.1-codex-miniGPT-5.1 Codex mini is a smaller, faster, and cheaper version of GPT-5.1 Codex.
ReleasedNov 12, 2025
Pricing
Pricing (Input)$0.25/M
Pricing (Output)$2.00/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