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Model Comparison

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

Anthropic

Claude Opus 4

Anthropic

Claude Opus 4 is a multimodal language model developed by Anthropic. It achieves strong performance with an average score of 64.6% across 9 benchmarks. It excels particularly in MMMLU (88.8%), TAU-bench Retail (81.4%), GPQA (79.6%). The model shows particular specialization in general tasks with an average performance of 80.3%. It supports a 328K token context window for handling large documents. The model is available through 4 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 1 API provider. 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.

Anthropic

Claude Opus 4

Anthropic

2025-05-22

GLM-4.5

Zhipu AI

2025-07-28

2 months newer

Pricing Comparison

Cost per million tokens (USD)

Anthropic

Claude Opus 4

Input:$15.00
Output:$75.00

GLM-4.5

$88.00 cheaper
Input:$0.40
Output:$1.60

Performance Metrics

Context window and performance specifications

Anthropic

Claude Opus 4

Larger context
Max Context:328.0K

GLM-4.5

Max Context:262.1K
Parameters:355.0B

Average performance across 5 common benchmarks

Anthropic

Claude Opus 4

+2.3%
Average Score:66.5%

GLM-4.5

Average Score:64.2%

Performance comparison across key benchmark categories

Anthropic

Claude Opus 4

math
75.5%
general
+1.0%
80.3%
agents
+15.0%
70.5%
code
39.2%
reasoning
8.6%

GLM-4.5

math
+22.7%
98.2%
general
79.3%
agents
55.5%
code
+11.5%
50.7%
reasoning
+32.5%
41.1%
Benchmark Scores - Detailed View
Side-by-side comparison of all benchmark scores

Provider Availability & Performance

Available providers and their performance metrics

Anthropic

Claude Opus 4

4 providers

Google

Throughput: 42 tok/s
Latency: 0.4ms

Bedrock

Throughput: 120 tok/s
Latency: 0.5ms

Anthropic

Throughput: 100 tok/s
Latency: 0.5ms

ZeroEval

Throughput: 42 tok/s
Latency: 0.4ms

GLM-4.5

1 providers

DeepInfra

Anthropic

Claude Opus 4

+2.3%
Avg Score:66.5%
Providers:4

GLM-4.5

Avg Score:64.2%
Providers:1