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Claude Sonnet 4.5 vs Llama 4 Scout
Comprehensive side-by-side LLM comparison
Claude Sonnet 4.5 leads with 26.2% higher average benchmark score. Llama 4 Scout offers 19.7M more tokens in context window than Claude Sonnet 4.5. Llama 4 Scout is $17.62 cheaper per million tokens. Llama 4 Scout is available on 6 providers. Overall, Claude Sonnet 4.5 is the stronger choice for coding tasks.
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Anthropic
Claude Sonnet 4.5 was developed to bridge human thinking and machine assistance, allowing people to work with language and tools in a more conversational and natural way. Built with a focus on turning ideas into results, it represents an evolution in making AI feel less mechanical while maintaining strong capabilities across reasoning, coding, and collaborative tasks.
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Meta
Llama 4 Scout was created as an exploratory variant in the Llama 4 family, designed to investigate new architectures and optimization strategies. Built as part of Meta's commitment to advancing open-source AI, it serves as a testbed for innovations that may inform future model releases.
5 months newer
Llama 4 Scout
Meta
2025-04-05
Claude Sonnet 4.5
Anthropic
2025-09-29
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Pricing Comparison
Cost per million tokens (USD)
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Claude Sonnet 4.5
Input:$3.00
Output:$15.00
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Llama 4 Scout
Input:$0.08
Output:$0.30($17.62 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Claude Sonnet 4.5
Average Score:83.4%(+26.2%)
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Llama 4 Scout
Average Score:57.2%
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Knowledge Cutoff
Training data recency comparison
Claude Sonnet 4.5
2025-01-31
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 Sonnet 4.5
2 providers
Anthropic
Throughput: 42 tok/s
Latency: 0.4ms
ZeroEval
Throughput: 42 tok/s
Latency: 0.4ms
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Claude Sonnet 4.5
Avg Score:83.4%(+26.2%)
Providers:2
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Llama 4 Scout
Avg Score:57.2%
Providers:6