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Claude 3 Sonnet vs Claude Opus 4.1
Comprehensive side-by-side LLM comparison
Claude Opus 4.1 leads with 40.5% higher average benchmark score. Claude 3 Sonnet offers 168.0K more tokens in context window than Claude Opus 4.1. Claude 3 Sonnet is $72.00 cheaper per million tokens. Overall, Claude Opus 4.1 is the stronger choice for coding tasks.
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Anthropic
Claude 3 Sonnet was introduced as the balanced middle tier of the Claude 3 family, offering a combination of strong capabilities and operational speed. Designed to provide an optimal tradeoff between intelligence and performance for everyday tasks, it served as a versatile solution for a wide range of enterprise and consumer applications.
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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.
1 year newer
Claude 3 Sonnet
Anthropic
2024-02-29
Claude Opus 4.1
Anthropic
2025-08-05
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Pricing Comparison
Cost per million tokens (USD)
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Claude 3 Sonnet
Input:$3.00
Output:$15.00($72.00 cheaper)
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Claude Opus 4.1
Input:$15.00
Output:$75.00
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Claude 3 Sonnet
Average Score:40.4%
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Claude Opus 4.1
Average Score:80.9%(+40.5%)
Provider Availability & Performance
Available providers and their performance metrics
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Claude 3 Sonnet
3 providers
Anthropic
Throughput: 100 tok/s
Latency: 0.5ms
Bedrock
Throughput: 120 tok/s
Latency: 0.5ms
Throughput: 42 tok/s
Latency: 0.4ms
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Claude 3 Sonnet
Avg Score:40.4%
Providers:3
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Claude Opus 4.1
Avg Score:80.9%(+40.5%)
Providers:4