Compare Models
Created by
openai
openaiReleasedNov 12, 2025
GPT-5.1 Codex mini is a smaller, faster, and cheaper version of GPT-5.1 Codex.
Limits
Context Length400K
Max Output Tokens128K
Pricing
Pricing (Input)$0.25/M
Pricing (Output)$2.00/M
Caching
Input Modalities
Text
Image
PDF
Audio
Output Modalities
Text
Image
Audio
Features
Reasoning
Tools
Temperature
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