Model Comparison

Comprehensive side-by-side analysis of model capabilities and performance

Anthropic

Claude Sonnet 4.5

Anthropic

Claude Sonnet 4.5 is a multimodal language model developed by Anthropic. It achieves strong performance with an average score of 78.0% across 10 benchmarks. It excels particularly in Tau2 Telecom (98.0%), MMMLU (89.1%), AIME 2025 (87.0%). It supports a 264K token context window for handling large documents. The model is available through 2 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents Anthropic's latest advancement in AI technology.

GLM-4.5

Zhipu AI

GLM-4.5 is a language model developed by Zhipu AI. It achieves strong performance with an average score of 64.0% across 14 benchmarks. It excels particularly in MATH-500 (98.2%), AIME 2024 (91.0%), MMLU-Pro (84.6%). It supports a 262K token context window for handling large documents. The model is available through 3 API providers. It's licensed for commercial use, making it suitable for enterprise applications. Released in 2025, it represents Zhipu AI's latest advancement in AI technology.

GLM-4.5

Zhipu AI

2025-07-28

Anthropic

Claude Sonnet 4.5

Anthropic

2025-09-29

2 months newer

Pricing Comparison

Cost per million tokens (USD)

Anthropic

Claude Sonnet 4.5

Input:$3.00
Output:$15.00

GLM-4.5

$16.00 cheaper
Input:$0.40
Output:$1.60

Performance Metrics

Context window and performance specifications

Anthropic

Claude Sonnet 4.5

Larger context
Max Context:264.0K

GLM-4.5

Max Context:262.1K
Parameters:355.0B

Average performance across 21 common benchmarks

Anthropic

Claude Sonnet 4.5

Average Score:37.1%

GLM-4.5

+5.5%
Average Score:42.6%

Performance comparison across key benchmark categories

Anthropic

Claude Sonnet 4.5

math
87.0%
agents
+27.3%
82.8%
general
78.0%
code
50.0%

GLM-4.5

math
+11.2%
98.2%
agents
55.5%
general
+1.4%
79.3%
code
+0.7%
50.7%
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

Anthropic

Claude Sonnet 4.5

2 providers

Anthropic

Throughput: 42 tok/s
Latency: 0.4ms

ZeroEval

Throughput: 42 tok/s
Latency: 0.4ms

GLM-4.5

3 providers

DeepInfra

Novita

ZeroEval

Throughput: 85 tok/s
Latency: 0.7ms
Anthropic

Claude Sonnet 4.5

Avg Score:37.1%
Providers:2

GLM-4.5

+5.5%
Avg Score:42.6%
Providers:3