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GLM-4.5 vs Grok-2
Comprehensive side-by-side LLM comparison
GLM-4.5 leads with 16.1% higher average benchmark score. GLM-4.5 offers 126.1K more tokens in context window than Grok-2. GLM-4.5 is $10.00 cheaper per million tokens. Grok-2 supports multimodal inputs. GLM-4.5 is available on 3 providers. Overall, GLM-4.5 is the stronger choice for coding tasks.
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Zhipu AI
GLM-4.5 was developed by Zhipu AI as an advanced bilingual language model, designed to excel at both Chinese and English language tasks. Built to serve diverse applications across multiple languages, it represents Zhipu AI's commitment to multilingual AI capabilities.
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xAI
Grok 2 was developed as the second generation of xAI's language model family, designed to provide enhanced reasoning, knowledge, and conversational abilities. Built with architectural improvements and expanded training, it represents a significant advancement in xAI's model capabilities.
11 months newer
Grok-2
xAI
2024-08-13
GLM-4.5
Zhipu AI
2025-07-28
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Pricing Comparison
Cost per million tokens (USD)
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GLM-4.5
Input:$0.40
Output:$1.60($10.00 cheaper)
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Grok-2
Input:$2.00
Output:$10.00
Performance Metrics
Context window and performance specifications
Average performance across 2 common benchmarks
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GLM-4.5
Average Score:81.8%(+16.1%)
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Grok-2
Average Score:65.8%
Provider Availability & Performance
Available providers and their performance metrics
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GLM-4.5
3 providers
DeepInfra
Novita
ZeroEval
Throughput: 85 tok/s
Latency: 0.7ms
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Grok-2
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GLM-4.5
Avg Score:81.8%(+16.1%)
Providers:3
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Grok-2
Avg Score:65.8%
Providers:1