Key Takeaways
lmsys/vicuna-13b-v1.5 wins:
- Cheaper output tokens
GPT-5 Mini wins:
- Cheaper input tokens
- Larger context window
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
- Supports vision
- Supports tool calls
Price Advantage
lmsys/vicuna-13b-v1.5
Benchmark Advantage
GPT-5 Mini
Context Window
GPT-5 Mini
Speed
GPT-5 Mini
Pricing Comparison
Price Comparison
| Metric | lmsys/vicuna-13b-v1.5 | GPT-5 Mini | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $0.30 | $0.25 | GPT-5 Mini |
| Output (per 1M tokens) | $0.30 | $2.00 | lmsys/vicuna-13b-v1.5 |
| Cache Read (per 1M) | N/A | $0.03 | GPT-5 Mini |
Using a 3:1 input/output ratio, lmsys/vicuna-13b-v1.5 is 56% cheaper overall.
lmsys/vicuna-13b-v1.5 Providers
No provider data available
GPT-5 Mini Providers
No provider data available
Benchmark Comparison
6
Benchmarks Compared
0
lmsys/vicuna-13b-v1.5 Wins
0
GPT-5 Mini Wins
Benchmark Scores
| Benchmark | lmsys/vicuna-13b-v1.5 | GPT-5 Mini | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | - | 41.2 | - |
Coding Index Code generation & understanding | - | 35.3 | - |
Math Index Mathematical reasoning | - | 90.7 | - |
MMLU Pro Academic knowledge | - | 83.7 | - |
GPQA Graduate-level science | - | 82.8 | - |
LiveCodeBench Competitive programming | - | 83.8 | - |
GPT-5 Mini significantly outperforms in coding benchmarks.
Cost vs Quality
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Other models
Context & Performance
Context Window
lmsys/vicuna-13b-v1.5
N/A
tokens
GPT-5 Mini
400,000
tokens
Speed Performance
| Metric | lmsys/vicuna-13b-v1.5 | GPT-5 Mini | Winner |
|---|---|---|---|
| Tokens/second | N/A | 68.9 tok/s | |
| Time to First Token | N/A | 105.79s |
Capabilities
Feature Comparison
| Feature | lmsys/vicuna-13b-v1.5 | GPT-5 Mini |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | lmsys/vicuna-13b-v1.5 | GPT-5 Mini |
|---|---|---|
| License | Proprietary | Proprietary |
| Author | Lmsys | OpenAI |
| Released | Unknown | Aug 2025 |
lmsys/vicuna-13b-v1.5 Modalities
Input
Output
GPT-5 Mini Modalities
Input
textimagefile
Output
text