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Anthropic

Claude Sonnet 4.6

VS
Z.ai (Zhipu AI)

GLM-5

✍️ Analysis by:the whichllmmodel Editorial Team|📅 Updated: June 2026

Decision Recommendation

⚖️ Editorial Verdict: In our analysis, GLM-5 is the premium intelligence choice, scoring 0.0% higher on coding benchmarks. However, Claude Sonnet 4.6 compensates by delivering 1.0x faster throughput. If you are building high-volume, simple chatbots or processing massive amounts of text where budget is critical, Claude Sonnet 4.6 offers excellent cost savings. For agentic reasoning, code refactoring, or complex logical tasks, the accuracy premium of GLM-5 fully justifies the cost.

Model Specs

Claude Sonnet 4.6

Benchmarks & Scores

Coding (swe-bench-pro)
N/A
Reasoning (gpqa-diamond)
79.9%

Cost & Performance

Cost (per 1M tokens)
$6.00Input: $3.00 | Output: $15.00
Speed
54.3 tps
Context WindowLarger
1M tokens
Model Specs

GLM-5

Benchmarks & Scores

Coding (swe-bench-pro)
N/A
Reasoning (gpqa-diamond)Winner (+6.1%)
86%

Cost & Performance

Cost (per 1M tokens)3.9x cheaper
$1.55Input: $1.00 | Output: $3.20
Speed
N/A
Context Window
204.8k tokens
Read our data collection methodology

Frequently Asked Questions

GLM-5 is cheaper than Claude Sonnet 4.6. GLM-5 has a blended cost of $1.55/1M tokens, which is about 3.9x cheaper than Claude Sonnet 4.6 at $6.00/1M tokens.

Speed data is not available for GLM-5, while Claude Sonnet 4.6 generates 54.3 tokens per second.

Coding benchmark scores are not currently recorded for these models.

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