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Model Comparison

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

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.

OpenAI

GPT-4o

OpenAI

GPT-4o is a multimodal language model developed by OpenAI. The model shows competitive results across 39 benchmarks. It excels particularly in AI2D (94.2%), DocVQA (92.8%), ChartQA (85.7%). It supports a 144K token context window for handling large documents. The model is available through 3 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2024, it represents OpenAI's latest advancement in AI technology.

OpenAI

GPT-4o

OpenAI

2024-08-06

GLM-4.5

Zhipu AI

2025-07-28

11 months newer

Pricing Comparison

Cost per million tokens (USD)

GLM-4.5

$10.50 cheaper
Input:$0.40
Output:$1.60
OpenAI

GPT-4o

Input:$2.50
Output:$10.00

Performance Metrics

Context window and performance specifications

GLM-4.5

Larger context
Max Context:262.1K
Parameters:355.0B
OpenAI

GPT-4o

Max Context:144.4K

Average performance across 6 common benchmarks

GLM-4.5

+27.5%
Average Score:76.5%
OpenAI

GPT-4o

Average Score:49.0%

Performance comparison across key benchmark categories

GLM-4.5

math
+36.8%
98.2%
general
+26.9%
79.3%
code
50.7%
agents
+8.4%
55.5%
OpenAI

GPT-4o

math
61.4%
general
52.5%
code
+5.1%
55.9%
agents
47.1%
Benchmark Scores - Detailed View
Side-by-side comparison of all benchmark scores

Provider Availability & Performance

Available providers and their performance metrics

GLM-4.5

1 providers

DeepInfra

OpenAI

GPT-4o

3 providers

Azure

Throughput: 99 tok/s
Latency: 0.53ms

ZeroEval

Throughput: 99 tok/s
Latency: 0.53ms

OpenAI

Throughput: 132 tok/s
Latency: 0.5ms

GLM-4.5

+27.5%
Avg Score:76.5%
Providers:1
OpenAI

GPT-4o

Avg Score:49.0%
Providers:3