Comprehensive side-by-side LLM comparison
o1 offers 99.3K more tokens in context window than MiniMax M2.1. MiniMax M2.1 is $73.70 cheaper per million tokens. o1 supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
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.
OpenAI
OpenAI o1, released by OpenAI in December 2024, is a reasoning-focused large language model that applies extended chain-of-thought processing before generating responses. It features a 200K token context window and native image understanding, demonstrating strong performance on STEM benchmarks requiring multi-step reasoning. o1 targets mathematics, science, and coding tasks where careful deliberation over the problem produces more accurate outputs than direct generation.
1 year newer

o1
OpenAI
2024-12-05
MiniMax M2.1
MiniMax
2025-12-23
Cost per million tokens (USD)
MiniMax M2.1
o1
Context window and performance specifications
o1
2023-10
Available providers and their performance metrics
MiniMax M2.1
MiniMax
o1
MiniMax M2.1
o1
MiniMax M2.1
o1
OpenAI