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Created by
openai
openaiReleasedNov 19, 2025
GPT‑5.1-Codex-Max is purpose-built for agentic coding.
Limits
Context Length400K
Max Output Tokens128K
Pricing
Pricing (Input)$1.25/M
Pricing (Output)$10.00/M
Caching
Input Modalities
Text
Image
PDF
Audio
Output Modalities
Text
Image
Audio
Features
Reasoning
Tools
Temperature
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