Key Takeaways
Grok 4 wins:
- Larger context window
- Higher intelligence benchmark
- Better at coding
- Better at math
- Supports vision
GLM 5 wins:
- Cheaper input tokens
- Cheaper output tokens
- Faster response time
Price Advantage
GLM 5
Benchmark Advantage
Grok 4
Context Window
Grok 4
Speed
GLM 5
Pricing Comparison
Benchmark Comparison
Context & Performance
Capabilities
Feature Comparison
| Feature | Grok 4 | GLM 5 |
|---|---|---|
Vision (Image Input) | ||
Tool/Function Calls | ||
Reasoning Mode | ||
Audio Input | ||
Audio Output | ||
PDF Input | ||
Prompt Caching | ||
Web Search |
License & Release
| Property | Grok 4 | GLM 5 |
|---|---|---|
| License | Proprietary | Open Source |
| Author | Xai | Z-ai |
| Released | Jul 2025 | Feb 2026 |
Grok 4 Modalities
Input
imagetext
Output
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GLM 5 Modalities
Input
text
Output
text