Comprehensive side-by-side LLM comparison
o3-pro supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
Mistral AI
Codestral 22B was developed as a specialized coding model from Mistral AI, designed to excel at code generation, completion, and understanding tasks. Built with 22 billion parameters optimized for programming, it serves developers requiring advanced assistance with software development across multiple programming languages.
OpenAI
o3-pro was developed as the flagship reasoning model in the o3 family, designed to deliver maximum reasoning depth and reliability for the most challenging analytical tasks. Built for professionals requiring the highest level of thoughtful problem-solving, it extends reasoning capabilities to handle complex multi-step challenges across diverse domains.
1 year newer

Codestral-22B
Mistral AI
2024-05-29

o3-pro
OpenAI
2025-06-10
Context window and performance specifications
o3-pro
2024-05-31
Available providers and their performance metrics

Codestral-22B

o3-pro
OpenAI

Codestral-22B

o3-pro

Codestral-22B

o3-pro