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GLM-4.5 vs o1
Comprehensive side-by-side LLM comparison
GLM-4.5 leads with 12.1% higher average benchmark score. o1 offers 37.9K more tokens in context window than GLM-4.5. GLM-4.5 is $73.00 cheaper per million tokens. 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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OpenAI
o1 was developed as part of OpenAI's reasoning-focused model series, designed to spend more time thinking before responding. Built to excel at complex reasoning tasks in science, coding, and mathematics, it employs extended internal reasoning processes to solve harder problems than traditional language models through careful step-by-step analysis.
7 months newer
o1
OpenAI
2024-12-17
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($73.00 cheaper)
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o1
Input:$15.00
Output:$60.00
Performance Metrics
Context window and performance specifications
Average performance across 5 common benchmarks
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GLM-4.5
Average Score:74.9%(+12.1%)
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o1
Average Score:62.8%
Performance comparison across key benchmark categories
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GLM-4.5
Coding64.2%(+23.2%)
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o1
Coding41.0%
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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o1
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GLM-4.5
Avg Score:74.9%(+12.1%)
Providers:3
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o1
Avg Score:62.8%
Providers:2