GLM 4.5V vs GPT-4 (Comparative Analysis)
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Overview
GPT-4 was released 2 years before GLM 4.5V.
 GLM 4.5V |  GPT-4 | |
|---|---|---|
Model Provider The organization behind this AI's development | Z.AI | OpenAI |
Input Context Window Maximum input tokens this model can process at once | 65.5K tokens | 8.2K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 16.4K tokens | 4.1K tokens |
Release Date When this model first became publicly available | August 11, 2025 1 year ago August 11th, 2025 | May 28, 2023 3 years ago May 28th, 2023 |
Knowledge Cutoff Latest training-data date reported by the provider | December 31, 2024 | September 30, 2021 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
GLM 4.5V | GPT-4 | |
|---|---|---|
Input Types Supported input formats | 📝Text🖼️Image | 📝Text |
Reasoning Controls Defaults and configurable reasoning effort | Optional | Not reported |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | Other | GPT |
Key Features Advanced capabilities | ✓Function Calling✓Structured Output✓Reasoning ModeContent Moderation | ✓Function Calling✓Structured OutputReasoning ModeContent Moderation |
Open Source Model availability | Available on HuggingFace → | Proprietary |
Pricing
GLM 4.5V is roughly 0.02x less expensive compared to GPT-4 for input tokens and roughly 0.03x less expensive for output tokens.
| GLM 4.5V | GPT-4 | |
|---|---|---|
Input Token Cost Cost per million input tokens | $0.60 per million tokens | $30.00 per million tokens |
Output Token Cost Cost per million output tokens | $1.80 per million tokens | $60.00 per million tokens |
Cache Read Cost Cost to reuse cached input tokens | $0.11 per million tokens | Not specified |
Benchmarks
Compare relevant benchmarks between GLM 4.5V and GPT-4.
| GLM 4.5V | GPT-4 | |
|---|---|---|
Coding Index Programming performance across independent evaluations | Benchmark not available. | 13.1 (Artificial Analysis index; higher is better) |
At a Glance
Quick overview of what makes GLM 4.5V and GPT-4 unique.
GLM 4.5V by Z.AI understands both text and images, can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 65.5K token context window. Reasonably priced at $0.60/M input and $1.80/M output tokens. Released August 11th, 2025.GPT-4 by OpenAI can use external tools and APIs, generates structured data. It can handle standard conversations with its 8.2K token context window. Premium pricing at $30.00/M input and $60.00/M output tokens. Released May 28th, 2023.Explore More Comparisons
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Compare GPT-4 with:
🚀Programming
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🔬Science
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