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Claude Sonnet 4.5 vs Qwen3-Next-80B-A3B-Thinking
Comprehensive side-by-side LLM comparison
Claude Sonnet 4.5 leads with 10.8% higher average benchmark score. Claude Sonnet 4.5 offers 132.9K more tokens in context window than Qwen3-Next-80B-A3B-Thinking. Qwen3-Next-80B-A3B-Thinking is $16.35 cheaper per million tokens. Claude Sonnet 4.5 supports multimodal inputs. 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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Alibaba Cloud / Qwen Team
Qwen3-Next 80B Thinking was created as a reasoning-enhanced variant, designed to incorporate extended analytical capabilities into the Qwen3-Next architecture. Built to handle complex problem-solving with mixture-of-experts efficiency, it serves applications requiring both deep reasoning and computational practicality.
19 days newer
Qwen3-Next-80B-A3B-Thinking
Alibaba Cloud / Qwen Team
2025-09-10
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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Qwen3-Next-80B-A3B-Thinking
Input:$0.15
Output:$1.50($16.35 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 4 common benchmarks
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Claude Sonnet 4.5
Average Score:81.7%(+10.8%)
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Qwen3-Next-80B-A3B-Thinking
Average Score:70.9%
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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:81.7%(+10.8%)
Providers:2
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Qwen3-Next-80B-A3B-Thinking
Avg Score:70.9%
Providers:1