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Anthropic

Claude Haiku 4.5

VS
Z.ai (Zhipu AI)

GLM-4.5

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

Decision Recommendation

⚖️ Editorial Verdict: In our analysis, Claude Haiku 4.5 is the premium intelligence choice, scoring 39.5% higher on coding benchmarks. However, this accuracy premium comes with a cost overhead: GLM-4.5 is 2.0x cheaper to run. If you are building high-volume, simple chatbots or processing massive amounts of text where budget is critical, GLM-4.5 offers excellent cost savings. For agentic reasoning, code refactoring, or complex logical tasks, the accuracy premium of Claude Haiku 4.5 fully justifies the cost.

Model Specs

Claude Haiku 4.5

Benchmarks & Scores

Coding (swe-bench-pro)Winner (+)
39.5%
Reasoning (gpqa-diamond)
73%

Cost & Performance

Cost (per 1M tokens)
$2.00Input: $1.00 | Output: $5.00
Speed
98.5 tps
Context WindowLarger
200k tokens
Model Specs

GLM-4.5

Benchmarks & Scores

Coding (swe-bench-pro)
N/A
Reasoning (gpqa-diamond)Winner (+6.9%)
79.9%

Cost & Performance

Cost (per 1M tokens)2.0x cheaper
$1.00Input: $0.60 | Output: $2.20
Speed
N/A
Context Window
131.07k tokens
Read our data collection methodology

Frequently Asked Questions

GLM-4.5 is cheaper than Claude Haiku 4.5. GLM-4.5 has a blended cost of $1.00/1M tokens, which is about 2.0x cheaper than Claude Haiku 4.5 at $2.00/1M tokens.

Speed data is not available for GLM-4.5, while Claude Haiku 4.5 generates 98.5 tokens per second.

Claude Haiku 4.5 is better for coding tasks. It scores 39.5% on coding evaluations (swe-bench-pro) compared to GLM-4.5 which scores N/A.

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