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Grok Code Fast 1 vs Kimi K2 0905
Comprehensive side-by-side LLM comparison
Kimi K2 0905 leads with 61.9% higher average benchmark score. Kimi K2 0905 offers 258.3K more tokens in context window than Grok Code Fast 1. Grok Code Fast 1 is $1.40 cheaper per million tokens. Overall, Kimi K2 0905 is the stronger choice for coding tasks.
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xAI
Grok Code Fast 1 is a language model developed by xAI. It achieves strong performance with an average score of 70.8% across 1 benchmarks. Notable strengths include SWE-Bench Verified (70.8%). It supports a 266K token context window for handling large documents. The model is available through 1 API provider. Released in 2025, 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.
8 days newer
Grok Code Fast 1
xAI
2025-08-28
Kimi K2 0905
Moonshot AI
2025-09-05
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Pricing Comparison
Cost per million tokens (USD)
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Grok Code Fast 1
Input:$0.20
Output:$1.50($1.40 cheaper)
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Kimi K2 0905
Input:$0.60
Output:$2.50
Performance Metrics
Context window and performance specifications
Average performance across 7 common benchmarks
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Grok Code Fast 1
Average Score:10.1%
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Kimi K2 0905
Average Score:72.0%(+61.9%)
Provider Availability & Performance
Available providers and their performance metrics
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Grok Code Fast 1
1 providers
xAI
Throughput: 76.41 tok/s
Latency: 1.38ms
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Kimi K2 0905
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Grok Code Fast 1
Avg Score:10.1%
Providers:1
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Kimi K2 0905
Avg Score:72.0%(+61.9%)
Providers:2