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Anthropic

Claude Opus 4.7

VS
Z.ai (Zhipu AI)

GLM-5.1

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

Decision Recommendation

⚖️ Editorial Verdict: In our analysis, Claude Opus 4.7 is the premium intelligence choice, scoring 5.9% higher on coding benchmarks. However, this accuracy premium comes with a cost overhead: GLM-5.1 is 6.6x cheaper to run. If you are building high-volume, simple chatbots or processing massive amounts of text where budget is critical, GLM-5.1 offers excellent cost savings. For agentic reasoning, code refactoring, or complex logical tasks, the accuracy premium of Claude Opus 4.7 fully justifies the cost.

Model Specs

Claude Opus 4.7

Benchmarks & Scores

Coding (swe-bench-pro)Winner (+5.9%)
64.3%
Reasoning (gpqa-diamond)Winner (+8.0%)
94.2%

Cost & Performance

Cost (per 1M tokens)
$10.00Input: $5.00 | Output: $25.00
Speed
48.1 tps
Context WindowLarger
1M tokens
Model Specs

GLM-5.1

Benchmarks & Scores

Coding (swe-bench-pro)
58.4%
Reasoning (gpqa-diamond)
86.2%

Cost & Performance

Cost (per 1M tokens)6.6x cheaper
$1.50Input: $0.98 | Output: $3.08
Speed
N/A
Context Window
204.8k tokens
Read our data collection methodology

Frequently Asked Questions

GLM-5.1 is cheaper than Claude Opus 4.7. GLM-5.1 has a blended cost of $1.50/1M tokens, which is about 6.6x cheaper than Claude Opus 4.7 at $10.00/1M tokens.

Speed data is not available for GLM-5.1, while Claude Opus 4.7 generates 48.1 tokens per second.

Claude Opus 4.7 is better for coding tasks. It scores 64.3% on coding evaluations (swe-bench-pro) compared to GLM-5.1 which scores 58.4%.

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