OpenAIactive
GPT-5.1-Codex-Mini
Released at: November 13, 2025
API StatusAvailable for integration
Context Window400,000 tokens
Input Price / MTok$0.25
Output Price / MTok$2.00
Model Overview
OpenAI · Active Model
- Long-Context
- API Available
- Production Ready
GPT-5.1-Codex-Mini is a smaller and faster version of GPT-5.1-Codex
- Developer
- OpenAI
- Release Date
- November 13, 2025
- Context Window
- 400,000 tokens≈ 533 words
- API Access
- Publicly AvailableIntegrate via official API
- Input Cost
- $0.25per million tokens
- Output Cost
- $2.00per million tokens
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