Codestral

Mistral AI's first code-specialized open-weight model with 22B parameters. Released May 2024, designed explicitly for code generation tasks including function completion, test writing, and fill-in-the-middle code completion. Trained on diverse dataset of 80+ programming languages (Python, Java, C, C++, JavaScript, Bash, Swift, Fortran, etc.). Features 32K context window - larger than competitors' 4K-16K. Licensed under Mistral AI Non-Production License for research/testing; commercial licenses available on demand. Helps developers write and interact with code through unified instruction and completion API.