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GPT-5.1-Codex-Mini
by OpenAI
GPT-5.1-Codex-Mini is a smaller and faster version of GPT-5.1-Codex
G
Models
GPT-5.1-Codex-Mini
Added 10 July 2026
#openai
Overview
GPT-5.1-Codex-Mini is a smaller and faster version of GPT-5.1-Codex
How to use / API access
Call via OpenRouter with model id `openai/gpt-5.1-codex-mini`.
- openrouter ·
openai/gpt-5.1-codex-miniDocs
OpenRouter id: openai/gpt-5.1-codex-mini
Benchmarks
- Design Arena 3d (other) : 1064 elo · #84
- Design Arena asciiart (other) : 1151 elo · #40
- Design Arena codecategories (other) : 1137 elo · #75
- Design Arena dataviz (other) : 1138 elo · #72
Notes
GPT-5.1-Codex-Mini is listed in the EDNA Models directory from the OpenRouter catalogue.