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Claude Sonnet 4.5 vs DeepSeek-V3.2-Exp
Comprehensive side-by-side LLM comparison
DeepSeek-V3.2-Exp leads with 10.3% higher average benchmark score. Claude Sonnet 4.5 offers 34.6K more tokens in context window than DeepSeek-V3.2-Exp. DeepSeek-V3.2-Exp is $17.32 cheaper per million tokens. Claude Sonnet 4.5 supports multimodal inputs. Overall, DeepSeek-V3.2-Exp is the stronger choice for coding tasks.
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Anthropic
Claude Sonnet 4.5 is a multimodal language model developed by Anthropic. It achieves strong performance with an average score of 75.8% across 9 benchmarks. It excels particularly in MMMLU (89.1%), AIME 2025 (87.0%), TAU-bench Retail (86.2%). It supports a 264K token context window for handling large documents. The model is available through 2 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents Anthropic's latest advancement in AI technology.
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DeepSeek
DeepSeek-V3.2-Exp is a language model developed by DeepSeek. It achieves strong performance with an average score of 66.1% across 14 benchmarks. It excels particularly in SimpleQA (97.1%), AIME 2025 (89.3%), MMLU-Pro (85.0%). It supports a 229K token context window for handling large documents. The model is available through 2 API providers. It's licensed for commercial use, making it suitable for enterprise applications. Released in 2025, it represents DeepSeek's latest advancement in AI technology.
Launched on the same date
Claude Sonnet 4.5
Anthropic
2025-09-29
DeepSeek-V3.2-Exp
DeepSeek
2025-09-29
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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DeepSeek-V3.2-Exp
Input:$0.27
Output:$0.41($17.32 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 18 common benchmarks
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Claude Sonnet 4.5
Average Score:37.9%
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DeepSeek-V3.2-Exp
Average Score:48.2%(+10.3%)
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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:37.9%
Providers:2
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DeepSeek-V3.2-Exp
Avg Score:48.2%(+10.3%)
Providers:2