Anthropic Claude Sonnet 5 VS Z.ai (Zhipu AI) GLM-4.6
Decision Recommendation
⚖️ Editorial Verdict: In our analysis, GLM-4.6 is the premium intelligence choice, scoring 53.5% higher on coding benchmarks. It also maintains strong cost efficiency. If you are building high-volume, simple chatbots or processing massive amounts of text where budget is critical, Claude Sonnet 5 offers excellent cost savings. For agentic reasoning, code refactoring, or complex logical tasks, the accuracy premium of GLM-4.6 fully justifies the cost.
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Model Specs
Claude Sonnet 5
Benchmarks & Scores
Coding (swe-bench-pro)Winner (+53.5%)
63.2%excellent at multi-file repositories, autonomous agents, and industrial codebases
Reasoning (gpqa-diamond)
N/Agraduate-level science QA
Cost & Performance
Cost (per 1M tokens)
$4.00Input: $2.00 | Output: $10.00Context WindowLarger
1.05M tokensModel Specs
GLM-4.6
Benchmarks & Scores
Coding (swe-bench-pro)
9.67%excellent at multi-file repositories, autonomous agents, and industrial codebases
Reasoning (gpqa-diamond)
82.9%graduate-level science QA
Cost & Performance
Cost (per 1M tokens)4.0x cheaper
$1.00Input: $0.60 | Output: $2.20Context Window
204.8k tokensFrequently Asked Questions about Claude Sonnet 5 vs GLM-4.6 comparison
GLM-4.6 is cheaper than Claude Sonnet 5. GLM-4.6 has a blended cost of $1.00/1M tokens, which is about 4.0x cheaper than Claude Sonnet 5 at $4.00/1M tokens.
Claude Sonnet 5 is better for coding tasks on this benchmark. It scores 63.2% on swe-bench-pro (excellent at multi-file repositories, autonomous agents, and industrial codebases) compared to GLM-4.6 which scores 9.67%.
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