Sonnet 4.5 vs Perplexity
A detailed comparison to help you choose the right AI tool for your needs.
Our Pick
Claude Sonnet 4.5
Claude Sonnet 4.5 edges out Perplexity AI with superior overall performance and features that make it the better choice for most users.
Try Sonnet 4.5Feature Comparison
Feature
Sonnet 4.5
Perplexity
Ratings
Overall Rating
4.8
4.6
Coding
4.7
3.5
Writing
4.9
4.2
Reasoning
4.7
4.4
Speed
4.6
4.8
Value
4.9
4.7
Pricing
Monthly Price
$20
$20
Free Tier
Input (per 1M tokens)
$3
-
Output (per 1M tokens)
$15
-
Features
Context Window
200K
128K
Vision/Images
Audio
Video
Code Generation
AI Agents
Claude Sonnet 4.5
Pros
- Best value for money
- Excellent writing quality
- Fast response times
- Strong coding abilities
- Free tier available
Cons
- Not as powerful as Opus for complex tasks
- Usage limits on free tier
Perplexity AI
Pros
- Real-time web access
- Cites all sources
- Great for research
- Fast responses
- Generous free tier
Cons
- Not as capable for coding
- Writing not as polished
- Limited context for complex tasks
Choose Sonnet 4.5 if you need:
Daily coding tasks, writing, general use
Choose Perplexity if you need:
Research, fact-checking, current events
Ready to get started?
Both tools offer free tiers or trials. Try them out and see which one works best for your workflow.