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Kimi K2 Base vs o1-preview
Comprehensive side-by-side LLM comparison
Kimi K2 Base leads with 22.4% higher average benchmark score. o1-preview is available on 2 providers. Overall, Kimi K2 Base is the stronger choice for coding tasks.
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Moonshot AI
Kimi K2 Base is a language model developed by Moonshot AI. It achieves strong performance with an average score of 69.2% across 13 benchmarks. It excels particularly in C-Eval (92.5%), GSM8k (92.1%), MMLU-redux-2.0 (90.2%). 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.
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OpenAI
o1-preview is a language model developed by OpenAI. It achieves strong performance with an average score of 64.8% across 8 benchmarks. It excels particularly in MGSM (90.8%), MMLU (90.8%), MATH (85.5%). It supports a 161K token context window for handling large documents. The model is available through 2 API providers. Released in 2024, it represents OpenAI's latest advancement in AI technology.
10 months newer
o1-preview
OpenAI
2024-09-12
Kimi K2 Base
Moonshot AI
2025-07-11
Performance Metrics
Context window and performance specifications
Average performance across 17 common benchmarks
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Kimi K2 Base
Average Score:52.9%(+22.4%)
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o1-preview
Average Score:30.5%
Provider Availability & Performance
Available providers and their performance metrics
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Kimi K2 Base
0 providers
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o1-preview
2 providers
Azure
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Kimi K2 Base
Avg Score:52.9%(+22.4%)
Providers:0
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o1-preview
Avg Score:30.5%
Providers:2