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Claude Sonnet 4.5 vs GLM-4.6
Comprehensive side-by-side LLM comparison
Claude Sonnet 4.5 leads with 3.5% higher average benchmark score. Claude Sonnet 4.5 offers 67.4K more tokens in context window than GLM-4.6. GLM-4.6 is $15.40 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
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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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Zhipu AI
GLM-4.6 was introduced as an enhanced iteration of the GLM-4 series, designed to provide improved capabilities in bilingual language understanding and generation. Built to incorporate refinements to the GLM architecture, it represents continued advancement in Zhipu AI's model development.
1 days newer
Claude Sonnet 4.5
Anthropic
2025-09-29
GLM-4.6
Zhipu AI
2025-09-30
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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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GLM-4.6
Input:$0.60
Output:$2.00($15.40 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 4 common benchmarks
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Claude Sonnet 4.5
Average Score:74.4%(+3.5%)
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GLM-4.6
Average Score:70.9%
Performance comparison across key benchmark categories
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Claude Sonnet 4.5
Coding77.2%(+9.2%)
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GLM-4.6
Coding68.0%
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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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GLM-4.6
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Claude Sonnet 4.5
Avg Score:74.4%(+3.5%)
Providers:2
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GLM-4.6
Avg Score:70.9%
Providers:2