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Claude Opus 4.1 vs Llama 3.1 8B Instruct
Comprehensive side-by-side LLM comparison
Claude Opus 4.1 leads with 50.5% higher average benchmark score. Llama 3.1 8B Instruct offers 30.1K more tokens in context window than Claude Opus 4.1. Llama 3.1 8B Instruct is $89.94 cheaper per million tokens. Claude Opus 4.1 supports multimodal inputs. Llama 3.1 8B Instruct is available on 9 providers. Overall, Claude Opus 4.1 is the stronger choice for coding tasks.
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Anthropic
Claude Opus 4.1 represents an iteration within the Claude 4 Opus line, built to deliver refined performance in complex reasoning and analysis tasks. Developed as part of Anthropic's flagship tier, it incorporates improvements to the foundational capabilities that define the Opus family of models.
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Meta
Llama 3.1 8B was developed as an efficient open-source model, designed to bring capable instruction-following to applications with limited computational resources. Built with 8 billion parameters, it provides a lightweight option for developers seeking reliable performance without the overhead of larger models.
1 year newer
Llama 3.1 8B Instruct
Meta
2024-07-23
Claude Opus 4.1
Anthropic
2025-08-05
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Pricing Comparison
Cost per million tokens (USD)
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Claude Opus 4.1
Input:$15.00
Output:$75.00
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Llama 3.1 8B Instruct
Input:$0.03
Output:$0.03($89.94 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Claude Opus 4.1
Average Score:80.9%(+50.5%)
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Llama 3.1 8B Instruct
Average Score:30.4%
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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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Claude Opus 4.1
4 providers
Anthropic
Throughput: 100 tok/s
Latency: 0.5ms
Bedrock
Throughput: 120 tok/s
Latency: 0.5ms
Throughput: 42 tok/s
Latency: 0.4ms
ZeroEval
Throughput: 42 tok/s
Latency: 0.4ms
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Claude Opus 4.1
Avg Score:80.9%(+50.5%)
Providers:4
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Llama 3.1 8B Instruct
Avg Score:30.4%
Providers:9