Luminous vs GPT-5 Mini
Comprehensive side-by-side comparison of pricing, performance benchmarks, and capabilities
At a Glance
Best Overall Performance
Luminous
Higher overall benchmarks
Best for Coding
Luminous
85.5% coding score
Best for Reasoning
Luminous
86.5% reasoning score
Best MMLU Score
GPT-5 Mini
86% general knowledge
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Detailed Comparison
| Feature | Luminous | GPT-5 Mini | Winner |
|---|---|---|---|
| Provider | Aleph Alpha | OpenAI | — |
| Context Window | 128k | 64k | — |
|
MMLU Score
General knowledge & reasoning | 86% | 86% | GPT-5 Mini |
|
Coding Score
Code generation & debugging | 85.5% | 85% | Luminous |
|
Reasoning Score
Logic & problem-solving | 86.5% | 85.5% | Luminous |
| Release Date | 2025 | 2026 | — |
| Vision Support | ✓ Yes | ✓ Yes | — |
| Function Calling | ✓ Yes | ✓ Yes | — |
Performance Comparison
MMLU (General Knowledge)
Difference: 0.0%Coding Performance
Difference: 0.5%Reasoning & Logic
Difference: 1.0%Expert Analysis
Performance Analysis
These models show balanced performance with each excelling in different areas: Luminous leads in reasoning, while GPT-5 Mini excels at reasoning.
Final Verdict
Our comprehensive recommendation based on all factors
Both models show comparable coding performance, with less than 5 points separating them on benchmark tests. The optimal choice between these models depends on your specific use case and performance requirements.
Our Recommendation
Choose Luminous for applications where response quality directly impacts business outcomes, or evaluate both models based on your specific use case requirements.
Best For These Use Cases
Luminous Excels At:
- Enterprise chat assistants
- Privacy-aware AI
- Multimodal research
- Document summarization
- Instruction-following agents
GPT-5 Mini Excels At:
- Chatbots
- Lightweight assistants
- Semantic search
- Content summarization
- Low-cost production AI
Strengths & Weaknesses
Luminous
Strengths
- • Privacy-focused
- • European compliance
- • Strong reasoning
- • Multimodal support
Considerations
- • Premium pricing
- • Smaller ecosystem
- • Closed-source
- • Less global adoption
GPT-5 Mini
Strengths
- • Cost-efficient
- • Good reasoning and chat
- • Multimodal support
- • Fast inference
Considerations
- • Smaller context
- • Not as strong for large-scale reasoning
- • Closed weights
- • Limited fine-tuning
Frequently Asked Questions
Which is better: Luminous or GPT-5 Mini?
Luminous offers superior overall performance with higher benchmark scores across MMLU, coding, and reasoning tests. The best choice depends on your specific use case requirements and performance priorities.
What are the key differences?
Luminous leads in overall performance with higher benchmark scores, while GPT-5 Mini may offer advantages in specific areas like context window size or specialized capabilities. Both models have their strengths depending on your particular needs.
Which is better for coding?
Luminous leads in coding performance with a score of 85.5%, making it 0.5 percentage points ahead of GPT-5 Mini. This makes Luminous the superior choice for software development, code generation, and debugging tasks.
Can I use both models together?
Yes! Many organizations use multiple models strategically: one model for routine tasks where efficiency matters, and another for complex, mission-critical applications requiring maximum accuracy. This hybrid approach optimizes both performance and resource utilization across different use cases.
How often are these benchmarks updated?
We update all benchmark scores and pricing data daily to reflect the latest model versions and API pricing changes. Benchmark scores are sourced from official documentation, independent testing platforms like Artificial Analysis, and peer-reviewed academic evaluations. Last updated: 2/2/2026.
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