Comprehensive side-by-side LLM comparison
Pixtral-12B supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
OpenAI
GPT-5 Codex was developed as a specialized variant of GPT-5 optimized for programming and software development tasks. Built to understand and generate code across multiple programming languages, it serves developers with enhanced capabilities for code completion, debugging, translation, and explanation of complex codebases.
Mistral AI
Pixtral 12B was introduced as Mistral's multimodal vision-language model, designed to understand and reason about both images and text. Built with 12 billion parameters for integrated visual and textual processing, it extends Mistral's capabilities into multimodal applications.
12 months newer

Pixtral-12B
Mistral AI
2024-09-17

GPT-5 Codex
OpenAI
2025-09-15
Context window and performance specifications
GPT-5 Codex
2024-09-30
Available providers and their performance metrics

GPT-5 Codex

Pixtral-12B
Mistral AI

GPT-5 Codex

Pixtral-12B

GPT-5 Codex

Pixtral-12B