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GLM-4.5-Air vs o1-preview
Comprehensive side-by-side LLM comparison
GLM-4.5-Air leads with 21.8% higher average benchmark score. o1-preview is available on 2 providers. Overall, GLM-4.5-Air is the stronger choice for coding tasks.
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Zhipu AI
GLM-4.5 Air was created as a lightweight variant of GLM-4.5, designed to provide strong bilingual capabilities with improved efficiency. Built to serve applications requiring practical deployment with reduced resource requirements, it extends GLM-4.5's multilingual strengths to resource-conscious scenarios.
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OpenAI
o1-preview was introduced as an early version of OpenAI's reasoning model series, designed to demonstrate the potential of AI models that engage in extended thinking before responding. Built to solve complex problems through deliberate reasoning processes, it represented an initial step toward more thoughtful and analytical AI systems.
10 months newer
o1-preview
OpenAI
2024-09-12
GLM-4.5-Air
Zhipu AI
2025-07-28
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Performance Metrics
Context window and performance specifications
Average performance across 3 common benchmarks
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GLM-4.5-Air
Average Score:74.0%(+21.8%)
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o1-preview
Average Score:52.2%
Performance comparison across key benchmark categories
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GLM-4.5-Air
Coding57.6%(+16.3%)
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o1-preview
Coding41.3%
Provider Availability & Performance
Available providers and their performance metrics
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GLM-4.5-Air
0 providers
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o1-preview
2 providers
Azure
Throughput: 16 tok/s
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GLM-4.5-Air
Avg Score:74.0%(+21.8%)
Providers:0
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o1-preview
Avg Score:52.2%
Providers:2