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Claude Sonnet 4 vs DeepSeek-V2.5
Comprehensive side-by-side LLM comparison
Claude Sonnet 4 leads with 55.9% higher average benchmark score. Claude Sonnet 4 offers 311.6K more tokens in context window than DeepSeek-V2.5. DeepSeek-V2.5 is $17.58 cheaper per million tokens. Claude Sonnet 4 supports multimodal inputs. Overall, Claude Sonnet 4 is the stronger choice for coding tasks.
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Anthropic
Claude Sonnet 4 was created as the balanced offering in the Claude 4 family, designed to provide strong intelligence with practical speed and cost efficiency. Built to serve as a versatile workhorse for diverse applications, it balances advanced capabilities with operational considerations for everyday enterprise and consumer use.
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DeepSeek
DeepSeek-V2.5 was developed as an enhanced iteration of the DeepSeek-V2 architecture, designed to incorporate improvements in model quality and efficiency. Built to advance the DeepSeek foundation model series, it provides refined capabilities for general-purpose language understanding and generation tasks.
1 year newer
DeepSeek-V2.5
DeepSeek
2024-05-08
Claude Sonnet 4
Anthropic
2025-05-22
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Pricing Comparison
Cost per million tokens (USD)
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Claude Sonnet 4
Input:$3.00
Output:$15.00
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DeepSeek-V2.5
Input:$0.14
Output:$0.28($17.58 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Claude Sonnet 4
Average Score:72.7%(+55.9%)
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DeepSeek-V2.5
Average Score:16.8%
Performance comparison across key benchmark categories
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Claude Sonnet 4
Coding72.7%(+55.9%)
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DeepSeek-V2.5
Coding16.8%
Provider Availability & Performance
Available providers and their performance metrics
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Claude Sonnet 4
4 providers
Anthropic
Throughput: 42 tok/s
Latency: 0.4ms
Bedrock
Throughput: 101 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 Sonnet 4
Avg Score:72.7%(+55.9%)
Providers:4
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DeepSeek-V2.5
Avg Score:16.8%
Providers:3