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Claude Opus 4.5 vs DeepSeek-V3.2 Thinking
Comprehensive side-by-side LLM comparison
Claude Opus 4.5 leads with 7.8% higher average benchmark score. Claude Opus 4.5 offers 128.0K more tokens in context window than DeepSeek-V3.2 Thinking. DeepSeek-V3.2 Thinking is $27.26 cheaper per million tokens. Claude Opus 4.5 supports multimodal inputs. Claude Opus 4.5 is available on 3 providers. Overall, Claude Opus 4.5 is the stronger choice for coding tasks.
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Anthropic
Claude Opus 4.5, released by Anthropic in November 2025, is a large language model from the Claude 4.5 family built for demanding reasoning tasks, advanced code generation, and complex agentic workflows. It features a 200K token context window, 64K maximum output tokens, native image understanding, and extended thinking with configurable effort levels. Opus 4.5 targets deep analytical work, multi-step tool orchestration, and applications requiring sustained reasoning across long, complex tasks.
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DeepSeek
DeepSeek-V3.2-Exp (DeepSeek-V3.2 Thinking), released by DeepSeek in September 2025, is the experimental preview release of the DeepSeek-V3.2 model featuring 685 billion total parameters and integrated thinking capabilities. It introduced the architecture and training approaches that became the foundation of the final V3.2 release, including thinking in tool-use and hybrid reasoning modes.
1 month newer
DeepSeek-V3.2 Thinking
DeepSeek
2025-09-29
Claude Opus 4.5
Anthropic
2025-11-01
Pricing Comparison
Cost per million tokens (USD)
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Claude Opus 4.5
Input:$5.00
Output:$25.00
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DeepSeek-V3.2 Thinking
Input:$0.55
Output:$2.19($27.26 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Claude Opus 4.5
Average Score:80.9%(+7.8%)
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DeepSeek-V3.2 Thinking
Average Score:73.1%
Performance comparison across key benchmark categories
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Claude Opus 4.5
Coding80.9%(+7.8%)
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DeepSeek-V3.2 Thinking
Coding73.1%
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Knowledge Cutoff
Training data recency comparison
Claude Opus 4.5
2025-05
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 4.5
3 providers
Anthropic
AWS Bedrock
Google Cloud Vertex AI
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DeepSeek-V3.2 Thinking
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Claude Opus 4.5
Avg Score:80.9%(+7.8%)
Providers:3
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DeepSeek-V3.2 Thinking
Avg Score:73.1%
Providers:1