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Claude Opus 4.1 vs GLM-4.5
Comprehensive side-by-side LLM comparison
GLM-4.5 leads with 18.5% higher average benchmark score. GLM-4.5 offers 30.1K more tokens in context window than Claude Opus 4.1. GLM-4.5 is $88.00 cheaper per million tokens. Claude Opus 4.1 supports multimodal inputs. Overall, GLM-4.5 is the stronger choice for coding tasks.
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Anthropic
Claude Opus 4.1 is a multimodal language model developed by Anthropic. It achieves strong performance with an average score of 72.7% across 8 benchmarks. It excels particularly in MMMLU (89.5%), TAU-bench Retail (82.4%), GPQA (80.9%). It supports a 232K 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.
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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.
8 days newer
GLM-4.5
Zhipu AI
2025-07-28
Claude Opus 4.1
Anthropic
2025-08-05
Pricing Comparison
Cost per million tokens (USD)
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Claude Opus 4.1
Input:$15.00
Output:$75.00
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GLM-4.5
Input:$0.40
Output:$1.60($88.00 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 17 common benchmarks
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Claude Opus 4.1
Average Score:34.2%
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GLM-4.5
Average Score:52.7%(+18.5%)
Provider Availability & Performance
Available providers and their performance metrics
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Claude Opus 4.1
4 providers
Anthropic
Throughput: 100 tok/s
Latency: 0.5ms
Bedrock
Throughput: 120 tok/s
Latency: 0.5ms
Throughput: 42 tok/s
Latency: 0.4ms
ZeroEval
Throughput: 42 tok/s
Latency: 0.4ms
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Claude Opus 4.1
Avg Score:34.2%
Providers:4
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GLM-4.5
Avg Score:52.7%(+18.5%)
Providers:3