Key Takeaways
GPT-5 Mini wins:
- Cheaper input tokens
- Larger context window
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
GLM 4.6V wins:
- Cheaper output tokens
Price Advantage
GPT-5 Mini
Benchmark Advantage
GPT-5 Mini
Context Window
GPT-5 Mini
Speed
GPT-5 Mini
Pricing Comparison
Price Comparison
| Metric | GPT-5 Mini | GLM 4.6V | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $0.13 | $0.30 | GPT-5 Mini |
| Output (per 1M tokens) | $1.00 | $0.90 | GLM 4.6V |
| Cache Read (per 1M) | $0.03 | $0.05 | GPT-5 Mini |
Using a 3:1 input/output ratio, GPT-5 Mini is 24% cheaper overall.
GPT-5 Mini Providers
No provider data available
GLM 4.6V Providers
No provider data available
Benchmark Comparison
6
Benchmarks Compared
6
GPT-5 Mini Wins
0
GLM 4.6V Wins
Benchmark Scores
| Benchmark | GPT-5 Mini | GLM 4.6V | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 41.2 | 17.1 | |
Coding Index Code generation & understanding | 35.3 | 11.1 | |
Math Index Mathematical reasoning | 90.7 | 26.3 | |
MMLU Pro Academic knowledge | 83.7 | 75.2 | |
GPQA Graduate-level science | 82.8 | 56.6 | |
LiveCodeBench Competitive programming | 83.8 | 41.1 |
GPT-5 Mini significantly outperforms in coding benchmarks.
Cost vs Quality
X-axis:
Y-axis:
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GPT-5 Mini
Other models
Context & Performance
Context Window
GPT-5 Mini
400,000
tokens
GLM 4.6V
131,072
tokens
GPT-5 Mini has a 67% larger context window.
Speed Performance
| Metric | GPT-5 Mini | GLM 4.6V | Winner |
|---|---|---|---|
| Tokens/second | 82.2 tok/s | 22.9 tok/s | |
| Time to First Token | 88.44s | 4.51s |
GPT-5 Mini responds 259% faster on average.
Capabilities
Feature Comparison
| Feature | GPT-5 Mini | GLM 4.6V |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | GPT-5 Mini | GLM 4.6V |
|---|---|---|
| License | Proprietary | Open Source |
| Author | OpenAI | Z-ai |
| Released | Aug 2025 | Dec 2025 |
GPT-5 Mini Modalities
Input
textimagefile
Output
text
GLM 4.6V Modalities
Input
imagetextvideo
Output
text