| Feature | ChatGPT | Perplexity | Gemini | Claude | DeepSeek | Qwen |
|---|---|---|---|---|---|---|
| Best For | Creativity & Chat | Research & Facts | Google Integration | Reading Long Docs | Coding & Math | Multilingual Tasks |
| Shows Sources? | No | Yes | Sometimes | No | No | No |
| Live Web Access | Yes (Paid) | Yes (Always) | Yes (Always) | Yes (Paid) | No | Yes (Paid) |
| Specialty | Human-like chat | Factual answers | "All-in-one" Google tool | Safe & thoughtful writing | Open-source code logic | "Sees" images, many languages |
| Context Window (Memory) | 128K tokens | N/A (Uses other models) | 1M+ tokens | 200K tokens | 128K tokens | 128K+ tokens |
| Understands Images? | Yes | Yes | Yes | Yes | No | Yes |
| Open-Source? | No | No | No | No | Yes (Lite) | Yes (Smaller) |
There is no single "best" AI. The best one depends on what you want to do.
The best way to find your favorite is to try them all. Since most have great free versions, you can ask them all the same question and see which one gives you the best answer for your needs.