Selected
GPT-5.1 Codex mini
openai/gpt-5.1-codex-mini
OpenAI / GPT
Coding-optimized GPT model for repository edits, reviews, and agentic software work
Released
2025-11-13
Context window
400K
Max output
128K
Weights
Closed
Modalities
TextInputImageInputTextOutput
Capabilities
AttachmentsReasoningTool callStructured
Select at least two models to compare.
Compare models1 models selectedSelect up to 4