Understand and choose an AI model
Which AI model to choose?
Delos gives access to over 50 AI models. Here's how to choose the right one.
Model categories
- LLM (text): text generation, analysis, translation, code
- Image: image generation and editing
- Audio: transcription and speech synthesis
- Embedding: semantic search
Main text models
| Model | Recommended use |
|---|---|
| GPT-5 | Complex tasks, advanced reasoning |
| Claude Sonnet 4.6 | Writing, balanced analysis |
| Claude Haiku 4.5 | Fast responses, simple tasks |
| Mistral Large | European sovereignty |
| Gemini 3 Pro | Large context window |
| Llama (Scaleway) | Open source, hosted in Europe |
How to change models
In the Assistant, click the model selector at the bottom left. Choose the one that fits your need.
Tip
- For simple tasks, use a fast model (Haiku, GPT-5 Nano)
- For complex analyses, prefer a powerful model (GPT-5, Opus)