#1 Claude 4.5
Best for: Deep reasoning, Coding, and Long-form content.
4.9
Overall Score
Why it's #1
- ✅ Unmatched reasoning capabilities in 2026.
- ✅ Huge 200k+ context window that actually works.
- ✅ Very human-like writing style (less robotic).
Cons
- ❌ No built-in image generation (yet).
- ❌ Slightly more expensive API.