Comprehensive side-by-side LLM comparison
GPT OSS 120B is available on 5 providers. 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
GPT-OSS 120B was developed as an open-source model release from OpenAI, designed to provide the research and developer community with access to a capable language model. Built with 120 billion parameters, it enables experimentation, fine-tuning, and deployment in contexts where open-source licensing and transparency are valued.
1 year newer

Codestral-22B
Mistral AI
2024-05-29

GPT OSS 120B
OpenAI
2025-08-05
Context window and performance specifications
Available providers and their performance metrics

Codestral-22B

GPT OSS 120B
DeepInfra

Codestral-22B

GPT OSS 120B

Codestral-22B

GPT OSS 120B
Groq
Novita
OpenAI
ZeroEval