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Grok Code Fast 1 vs Llama 3.1 8B Instruct
Comprehensive side-by-side LLM comparison
Llama 3.1 8B Instruct leads with 54.4% higher average benchmark score. Grok Code Fast 1 offers 3.9K more tokens in context window than Llama 3.1 8B Instruct. Llama 3.1 8B Instruct is $1.64 cheaper per million tokens. Llama 3.1 8B Instruct is available on 9 providers. Overall, Llama 3.1 8B Instruct 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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Meta
Llama 3.1 8B Instruct is a language model developed by Meta. It achieves strong performance with an average score of 61.3% across 18 benchmarks. It excels particularly in GSM-8K (CoT) (84.5%), ARC-C (83.4%), API-Bank (82.6%). It supports a 262K token context window for handling large documents. The model is available through 9 API providers. Released in 2024, it represents Meta's latest advancement in AI technology.
1 year newer
Llama 3.1 8B Instruct
Meta
2024-07-23
Grok Code Fast 1
xAI
2025-08-28
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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
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Llama 3.1 8B Instruct
Input:$0.03
Output:$0.03($1.64 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 19 common benchmarks
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Grok Code Fast 1
Average Score:3.7%
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Llama 3.1 8B Instruct
Average Score:58.1%(+54.4%)
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Knowledge Cutoff
Training data recency comparison
Llama 3.1 8B Instruct
2023-12-31
More recent knowledge cutoff means awareness of newer technologies and frameworks
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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Llama 3.1 8B Instruct
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Grok Code Fast 1
Avg Score:3.7%
Providers:1
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Llama 3.1 8B Instruct
Avg Score:58.1%(+54.4%)
Providers:9