Comprehensive side-by-side LLM comparison
Kimi K2-Instruct-0905 leads with 36.5% higher average benchmark score. GPT-4o supports multimodal inputs. GPT-4o is available on 2 providers. Overall, Kimi K2-Instruct-0905 is the stronger choice for coding tasks.
OpenAI
GPT-4o is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 77.4% across 8 benchmarks. It excels particularly in MGSM (90.5%), HumanEval (90.2%), MMLU (88.7%). It supports a 132K token context window for handling large documents. The model is available through 2 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2024, it represents OpenAI's latest advancement in AI technology.
Moonshot AI
Kimi K2-Instruct-0905 is a language model developed by Moonshot AI. It achieves strong performance with an average score of 64.1% across 29 benchmarks. It excels particularly in MATH-500 (97.4%), MMLU-Redux (92.7%), IFEval (89.8%). It's licensed for commercial use, making it suitable for enterprise applications. Released in 2025, it represents Moonshot AI's latest advancement in AI technology.
1 year newer
GPT-4o
OpenAI
2024-05-13
Kimi K2-Instruct-0905
Moonshot AI
2025-09-05
Context window and performance specifications
Average performance across 34 common benchmarks
GPT-4o
Kimi K2-Instruct-0905
Available providers and their performance metrics
GPT-4o
Azure
OpenAI
GPT-4o
Kimi K2-Instruct-0905
GPT-4o
Kimi K2-Instruct-0905
Kimi K2-Instruct-0905