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Grok-2 vs Kimi K2 0905
Comprehensive side-by-side LLM comparison
Grok-2 leads with 12.0% higher average benchmark score. Kimi K2 0905 offers 388.3K more tokens in context window than Grok-2. Kimi K2 0905 is $8.90 cheaper per million tokens. Grok-2 supports multimodal inputs. Overall, Grok-2 is the stronger choice for coding tasks.
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xAI
Grok-2 is a multimodal language model developed by xAI. It achieves strong performance with an average score of 76.5% across 8 benchmarks. It excels particularly in DocVQA (93.6%), HumanEval (88.4%), MMLU (87.5%). It supports a 136K token context window for handling large documents. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2024, it represents xAI's latest advancement in AI technology.
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Moonshot AI
Kimi K2 0905 is a language model developed by Moonshot AI. This model demonstrates exceptional performance with an average score of 84.0% across 6 benchmarks. It excels particularly in HumanEval (94.5%), MMLU (90.2%), MATH (89.1%). It supports a 524K token context window for handling large documents. The model is available through 2 API providers. Released in 2025, it represents Moonshot AI's latest advancement in AI technology.
1 year newer
Grok-2
xAI
2024-08-13
Kimi K2 0905
Moonshot AI
2025-09-05
Pricing Comparison
Cost per million tokens (USD)
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Grok-2
Input:$2.00
Output:$10.00
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Kimi K2 0905
Input:$0.60
Output:$2.50($8.90 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 9 common benchmarks
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Grok-2
Average Score:68.0%(+12.0%)
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Kimi K2 0905
Average Score:56.0%
Provider Availability & Performance
Available providers and their performance metrics
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Grok-2
1 providers
xAI
Throughput: 85 tok/s
Latency: 0.7ms
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Kimi K2 0905
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Grok-2
Avg Score:68.0%(+12.0%)
Providers:1
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Kimi K2 0905
Avg Score:56.0%
Providers:2