Comprehensive side-by-side LLM comparison
. Both models have their strengths depending on your specific coding needs.
OpenAI
GPT-5.3 Codex, released by OpenAI in February 2026, is a coding-specialized large language model from the GPT-5.3 family. It targets software engineering workflows including automated code generation, test writing, and agentic multi-file editing, built on the incremental improvements of the GPT-5.3 generation.
MiniMax
MiniMax M2.1, released by MiniMax on December 23, 2025, is a large language model with approximately 230 billion parameters featuring strong multi-language programming capabilities and an industry-leading multilingual coding profile. It features a 196K token context window and is optimized for complex real-world software engineering tasks across Rust, Java, Golang, C++, TypeScript, and other languages. M2.1 targets agentic coding workflows and applications requiring production-grade programming across diverse language environments.
1 month newer
MiniMax M2.1
MiniMax
2025-12-23

GPT-5.3 Codex
OpenAI
2026-02
Context window and performance specifications
Available providers and their performance metrics
GPT-5.3 Codex
MiniMax M2.1
MiniMax
GPT-5.3 Codex
MiniMax M2.1
GPT-5.3 Codex
MiniMax M2.1